Home / 55,925.69-77,175.11-30,773.57

Finding the Fourth Proportional to 55,925.69, 77,175.11 and 30,773.57

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Solution

The fourth proportional to 55,925.69, 77,175.11 and 30,773.57 is: 42,466.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,925.69 : 77,175.11 = 30,773.57 : x
  2. Step 2: Convert to fraction form
    55,925.69/77,175.11 = 30,773.57/x
  3. Step 3: Cross multiply
    55,925.69x = 77,175.11 × 30,773.57
  4. Step 4: Simplify right side
    55,925.69x = 2,374,953,340.90
  5. Step 5: Solve for x
    x = 2,374,953,340.90/55,925.69
  6. Step 6: Final answer
    x = 42,466.24

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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.