Home / 21,097.56-29,114.29-11,666.13

Finding the Fourth Proportional to 21,097.56, 29,114.29 and 11,666.13

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Solution

The fourth proportional to 21,097.56, 29,114.29 and 11,666.13 is: 16,099.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,097.56 : 29,114.29 = 11,666.13 : x
  2. Step 2: Convert to fraction form
    21,097.56/29,114.29 = 11,666.13/x
  3. Step 3: Cross multiply
    21,097.56x = 29,114.29 × 11,666.13
  4. Step 4: Simplify right side
    21,097.56x = 339,650,931.78
  5. Step 5: Solve for x
    x = 339,650,931.78/21,097.56
  6. Step 6: Final answer
    x = 16,099.06

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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.