Home / 45,248.90-67,857.09-15,658.70

Finding the Fourth Proportional to 45,248.90, 67,857.09 and 15,658.70

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Solution

The fourth proportional to 45,248.90, 67,857.09 and 15,658.70 is: 23,482.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,248.90 : 67,857.09 = 15,658.70 : x
  2. Step 2: Convert to fraction form
    45,248.90/67,857.09 = 15,658.70/x
  3. Step 3: Cross multiply
    45,248.90x = 67,857.09 × 15,658.70
  4. Step 4: Simplify right side
    45,248.90x = 1,062,553,815.18
  5. Step 5: Solve for x
    x = 1,062,553,815.18/45,248.90
  6. Step 6: Final answer
    x = 23,482.42

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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.