Home / 55,951.42-77,214.57-30,459.44

Finding the Fourth Proportional to 55,951.42, 77,214.57 and 30,459.44

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Solution

The fourth proportional to 55,951.42, 77,214.57 and 30,459.44 is: 42,034.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,951.42 : 77,214.57 = 30,459.44 : x
  2. Step 2: Convert to fraction form
    55,951.42/77,214.57 = 30,459.44/x
  3. Step 3: Cross multiply
    55,951.42x = 77,214.57 × 30,459.44
  4. Step 4: Simplify right side
    55,951.42x = 2,351,912,562.04
  5. Step 5: Solve for x
    x = 2,351,912,562.04/55,951.42
  6. Step 6: Final answer
    x = 42,034.90

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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.