Home / 42,752.01-59,005.89-28,190.57

Finding the Fourth Proportional to 42,752.01, 59,005.89 and 28,190.57

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Solution

The fourth proportional to 42,752.01, 59,005.89 and 28,190.57 is: 38,908.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,752.01 : 59,005.89 = 28,190.57 : x
  2. Step 2: Convert to fraction form
    42,752.01/59,005.89 = 28,190.57/x
  3. Step 3: Cross multiply
    42,752.01x = 59,005.89 × 28,190.57
  4. Step 4: Simplify right side
    42,752.01x = 1,663,409,377.43
  5. Step 5: Solve for x
    x = 1,663,409,377.43/42,752.01
  6. Step 6: Final answer
    x = 38,908.33

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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.