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Finding the Fourth Proportional to 56,404.80, 84,604.80 and 23,113.92

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Solution

The fourth proportional to 56,404.80, 84,604.80 and 23,113.92 is: 34,669.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,404.80 : 84,604.80 = 23,113.92 : x
  2. Step 2: Convert to fraction form
    56,404.80/84,604.80 = 23,113.92/x
  3. Step 3: Cross multiply
    56,404.80x = 84,604.80 × 23,113.92
  4. Step 4: Simplify right side
    56,404.80x = 1,955,548,578.82
  5. Step 5: Solve for x
    x = 1,955,548,578.82/56,404.80
  6. Step 6: Final answer
    x = 34,669.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.