Home / 56,024.96-77,313.42-30,531.53

Finding the Fourth Proportional to 56,024.96, 77,313.42 and 30,531.53

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Solution

The fourth proportional to 56,024.96, 77,313.42 and 30,531.53 is: 42,132.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,024.96 : 77,313.42 = 30,531.53 : x
  2. Step 2: Convert to fraction form
    56,024.96/77,313.42 = 30,531.53/x
  3. Step 3: Cross multiply
    56,024.96x = 77,313.42 × 30,531.53
  4. Step 4: Simplify right side
    56,024.96x = 2,360,497,195.42
  5. Step 5: Solve for x
    x = 2,360,497,195.42/56,024.96
  6. Step 6: Final answer
    x = 42,132.96

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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.