Home / 56,010.11-77,294.84-30,517.67

Finding the Fourth Proportional to 56,010.11, 77,294.84 and 30,517.67

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Solution

The fourth proportional to 56,010.11, 77,294.84 and 30,517.67 is: 42,114.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,010.11 : 77,294.84 = 30,517.67 : x
  2. Step 2: Convert to fraction form
    56,010.11/77,294.84 = 30,517.67/x
  3. Step 3: Cross multiply
    56,010.11x = 77,294.84 × 30,517.67
  4. Step 4: Simplify right side
    56,010.11x = 2,358,858,460.47
  5. Step 5: Solve for x
    x = 2,358,858,460.47/56,010.11
  6. Step 6: Final answer
    x = 42,114.87

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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.