Home / 40,508.94-60,762.90-13,854.66

Finding the Fourth Proportional to 40,508.94, 60,762.90 and 13,854.66

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Solution

The fourth proportional to 40,508.94, 60,762.90 and 13,854.66 is: 20,781.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,508.94 : 60,762.90 = 13,854.66 : x
  2. Step 2: Convert to fraction form
    40,508.94/60,762.90 = 13,854.66/x
  3. Step 3: Cross multiply
    40,508.94x = 60,762.90 × 13,854.66
  4. Step 4: Simplify right side
    40,508.94x = 841,849,320.11
  5. Step 5: Solve for x
    x = 841,849,320.11/40,508.94
  6. Step 6: Final answer
    x = 20,781.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.