Home / 71,577.11-107,332.32-26,567.12

Finding the Fourth Proportional to 71,577.11, 107,332.32 and 26,567.12

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Solution

The fourth proportional to 71,577.11, 107,332.32 and 26,567.12 is: 39,838.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,577.11 : 107,332.32 = 26,567.12 : x
  2. Step 2: Convert to fraction form
    71,577.11/107,332.32 = 26,567.12/x
  3. Step 3: Cross multiply
    71,577.11x = 107,332.32 × 26,567.12
  4. Step 4: Simplify right side
    71,577.11x = 2,851,510,625.32
  5. Step 5: Solve for x
    x = 2,851,510,625.32/71,577.11
  6. Step 6: Final answer
    x = 39,838.30

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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.