Home / 19,149.45-26,424.21-10,650.21

Finding the Fourth Proportional to 19,149.45, 26,424.21 and 10,650.21

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Solution

The fourth proportional to 19,149.45, 26,424.21 and 10,650.21 is: 14,696.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,149.45 : 26,424.21 = 10,650.21 : x
  2. Step 2: Convert to fraction form
    19,149.45/26,424.21 = 10,650.21/x
  3. Step 3: Cross multiply
    19,149.45x = 26,424.21 × 10,650.21
  4. Step 4: Simplify right side
    19,149.45x = 281,423,385.58
  5. Step 5: Solve for x
    x = 281,423,385.58/19,149.45
  6. Step 6: Final answer
    x = 14,696.16

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.