Home / 47,599.62-71,398.90-19,513.40

Finding the Fourth Proportional to 47,599.62, 71,398.90 and 19,513.40

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Solution

The fourth proportional to 47,599.62, 71,398.90 and 19,513.40 is: 29,269.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,599.62 : 71,398.90 = 19,513.40 : x
  2. Step 2: Convert to fraction form
    47,599.62/71,398.90 = 19,513.40/x
  3. Step 3: Cross multiply
    47,599.62x = 71,398.90 × 19,513.40
  4. Step 4: Simplify right side
    47,599.62x = 1,393,235,295.26
  5. Step 5: Solve for x
    x = 1,393,235,295.26/47,599.62
  6. Step 6: Final answer
    x = 29,269.88

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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.