Home / 38,794.20-58,220.10-15,437.40

Finding the Fourth Proportional to 38,794.20, 58,220.10 and 15,437.40

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Solution

The fourth proportional to 38,794.20, 58,220.10 and 15,437.40 is: 23,167.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,794.20 : 58,220.10 = 15,437.40 : x
  2. Step 2: Convert to fraction form
    38,794.20/58,220.10 = 15,437.40/x
  3. Step 3: Cross multiply
    38,794.20x = 58,220.10 × 15,437.40
  4. Step 4: Simplify right side
    38,794.20x = 898,766,971.74
  5. Step 5: Solve for x
    x = 898,766,971.74/38,794.20
  6. Step 6: Final answer
    x = 23,167.56

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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.