Home / 42,509.00-58,416.19-40,557.71

Finding the Fourth Proportional to 42,509.00, 58,416.19 and 40,557.71

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Solution

The fourth proportional to 42,509.00, 58,416.19 and 40,557.71 is: 55,734.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,509.00 : 58,416.19 = 40,557.71 : x
  2. Step 2: Convert to fraction form
    42,509.00/58,416.19 = 40,557.71/x
  3. Step 3: Cross multiply
    42,509.00x = 58,416.19 × 40,557.71
  4. Step 4: Simplify right side
    42,509.00x = 2,369,226,937.97
  5. Step 5: Solve for x
    x = 2,369,226,937.97/42,509.00
  6. Step 6: Final answer
    x = 55,734.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.