Home / 14,360.09-21,540.13-8,513.51

Finding the Fourth Proportional to 14,360.09, 21,540.13 and 8,513.51

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Solution

The fourth proportional to 14,360.09, 21,540.13 and 8,513.51 is: 12,770.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,360.09 : 21,540.13 = 8,513.51 : x
  2. Step 2: Convert to fraction form
    14,360.09/21,540.13 = 8,513.51/x
  3. Step 3: Cross multiply
    14,360.09x = 21,540.13 × 8,513.51
  4. Step 4: Simplify right side
    14,360.09x = 183,381,983.17
  5. Step 5: Solve for x
    x = 183,381,983.17/14,360.09
  6. Step 6: Final answer
    x = 12,770.26

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.