Home / 56,228.82-77,598.96-30,737.55

Finding the Fourth Proportional to 56,228.82, 77,598.96 and 30,737.55

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Solution

The fourth proportional to 56,228.82, 77,598.96 and 30,737.55 is: 42,419.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,228.82 : 77,598.96 = 30,737.55 : x
  2. Step 2: Convert to fraction form
    56,228.82/77,598.96 = 30,737.55/x
  3. Step 3: Cross multiply
    56,228.82x = 77,598.96 × 30,737.55
  4. Step 4: Simplify right side
    56,228.82x = 2,385,201,912.95
  5. Step 5: Solve for x
    x = 2,385,201,912.95/56,228.82
  6. Step 6: Final answer
    x = 42,419.56

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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.