Home / 42,033.18-58,000.80-28,600.14

Finding the Fourth Proportional to 42,033.18, 58,000.80 and 28,600.14

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Solution

The fourth proportional to 42,033.18, 58,000.80 and 28,600.14 is: 39,464.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,033.18 : 58,000.80 = 28,600.14 : x
  2. Step 2: Convert to fraction form
    42,033.18/58,000.80 = 28,600.14/x
  3. Step 3: Cross multiply
    42,033.18x = 58,000.80 × 28,600.14
  4. Step 4: Simplify right side
    42,033.18x = 1,658,830,710.11
  5. Step 5: Solve for x
    x = 1,658,830,710.11/42,033.18
  6. Step 6: Final answer
    x = 39,464.80

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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.