Home / 42,350.66-58,418.46-28,010.84

Finding the Fourth Proportional to 42,350.66, 58,418.46 and 28,010.84

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Solution

The fourth proportional to 42,350.66, 58,418.46 and 28,010.84 is: 38,638.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,350.66 : 58,418.46 = 28,010.84 : x
  2. Step 2: Convert to fraction form
    42,350.66/58,418.46 = 28,010.84/x
  3. Step 3: Cross multiply
    42,350.66x = 58,418.46 × 28,010.84
  4. Step 4: Simplify right side
    42,350.66x = 1,636,350,136.11
  5. Step 5: Solve for x
    x = 1,636,350,136.11/42,350.66
  6. Step 6: Final answer
    x = 38,638.13

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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.