Home / 40,812.66-61,231.29-14,513.98

Finding the Fourth Proportional to 40,812.66, 61,231.29 and 14,513.98

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Solution

The fourth proportional to 40,812.66, 61,231.29 and 14,513.98 is: 21,775.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,812.66 : 61,231.29 = 14,513.98 : x
  2. Step 2: Convert to fraction form
    40,812.66/61,231.29 = 14,513.98/x
  3. Step 3: Cross multiply
    40,812.66x = 61,231.29 × 14,513.98
  4. Step 4: Simplify right side
    40,812.66x = 888,709,645.86
  5. Step 5: Solve for x
    x = 888,709,645.86/40,812.66
  6. Step 6: Final answer
    x = 21,775.35

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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.