Home / 38,139.23-52,651.94-29,622.28

Finding the Fourth Proportional to 38,139.23, 52,651.94 and 29,622.28

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Solution

The fourth proportional to 38,139.23, 52,651.94 and 29,622.28 is: 40,894.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,139.23 : 52,651.94 = 29,622.28 : x
  2. Step 2: Convert to fraction form
    38,139.23/52,651.94 = 29,622.28/x
  3. Step 3: Cross multiply
    38,139.23x = 52,651.94 × 29,622.28
  4. Step 4: Simplify right side
    38,139.23x = 1,559,670,229.48
  5. Step 5: Solve for x
    x = 1,559,670,229.48/38,139.23
  6. Step 6: Final answer
    x = 40,894.12

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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.