Home / 28,526.03-39,366.17-15,950.78

Finding the Fourth Proportional to 28,526.03, 39,366.17 and 15,950.78

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Solution

The fourth proportional to 28,526.03, 39,366.17 and 15,950.78 is: 22,012.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,526.03 : 39,366.17 = 15,950.78 : x
  2. Step 2: Convert to fraction form
    28,526.03/39,366.17 = 15,950.78/x
  3. Step 3: Cross multiply
    28,526.03x = 39,366.17 × 15,950.78
  4. Step 4: Simplify right side
    28,526.03x = 627,921,117.11
  5. Step 5: Solve for x
    x = 627,921,117.11/28,526.03
  6. Step 6: Final answer
    x = 22,012.22

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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.