Home / 19,526.82-29,290.29-9,145.86

Finding the Fourth Proportional to 19,526.82, 29,290.29 and 9,145.86

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Solution

The fourth proportional to 19,526.82, 29,290.29 and 9,145.86 is: 13,718.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,526.82 : 29,290.29 = 9,145.86 : x
  2. Step 2: Convert to fraction form
    19,526.82/29,290.29 = 9,145.86/x
  3. Step 3: Cross multiply
    19,526.82x = 29,290.29 × 9,145.86
  4. Step 4: Simplify right side
    19,526.82x = 267,884,891.70
  5. Step 5: Solve for x
    x = 267,884,891.70/19,526.82
  6. Step 6: Final answer
    x = 13,718.82

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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.