Home / 28,495.18-42,755.07-15,344.93

Finding the Fourth Proportional to 28,495.18, 42,755.07 and 15,344.93

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Solution

The fourth proportional to 28,495.18, 42,755.07 and 15,344.93 is: 23,024.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,495.18 : 42,755.07 = 15,344.93 : x
  2. Step 2: Convert to fraction form
    28,495.18/42,755.07 = 15,344.93/x
  3. Step 3: Cross multiply
    28,495.18x = 42,755.07 × 15,344.93
  4. Step 4: Simplify right side
    28,495.18x = 656,073,265.80
  5. Step 5: Solve for x
    x = 656,073,265.80/28,495.18
  6. Step 6: Final answer
    x = 23,024.01

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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.