Home / 21,560.31-32,301.98-11,693.29

Finding the Fourth Proportional to 21,560.31, 32,301.98 and 11,693.29

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Solution

The fourth proportional to 21,560.31, 32,301.98 and 11,693.29 is: 17,519.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,560.31 : 32,301.98 = 11,693.29 : x
  2. Step 2: Convert to fraction form
    21,560.31/32,301.98 = 11,693.29/x
  3. Step 3: Cross multiply
    21,560.31x = 32,301.98 × 11,693.29
  4. Step 4: Simplify right side
    21,560.31x = 377,716,419.71
  5. Step 5: Solve for x
    x = 377,716,419.71/21,560.31
  6. Step 6: Final answer
    x = 17,519.07

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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.