Home / 14,256.10-21,371.19-6,460.66

Finding the Fourth Proportional to 14,256.10, 21,371.19 and 6,460.66

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Solution

The fourth proportional to 14,256.10, 21,371.19 and 6,460.66 is: 9,685.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,256.10 : 21,371.19 = 6,460.66 : x
  2. Step 2: Convert to fraction form
    14,256.10/21,371.19 = 6,460.66/x
  3. Step 3: Cross multiply
    14,256.10x = 21,371.19 × 6,460.66
  4. Step 4: Simplify right side
    14,256.10x = 138,071,992.39
  5. Step 5: Solve for x
    x = 138,071,992.39/14,256.10
  6. Step 6: Final answer
    x = 9,685.12

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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.