Home / 25,318.89-37,834.34-18,952.65

Finding the Fourth Proportional to 25,318.89, 37,834.34 and 18,952.65

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Solution

The fourth proportional to 25,318.89, 37,834.34 and 18,952.65 is: 28,321.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,318.89 : 37,834.34 = 18,952.65 : x
  2. Step 2: Convert to fraction form
    25,318.89/37,834.34 = 18,952.65/x
  3. Step 3: Cross multiply
    25,318.89x = 37,834.34 × 18,952.65
  4. Step 4: Simplify right side
    25,318.89x = 717,060,909.24
  5. Step 5: Solve for x
    x = 717,060,909.24/25,318.89
  6. Step 6: Final answer
    x = 28,321.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.