Home / 25,758.33-38,644.88-12,614.55

Finding the Fourth Proportional to 25,758.33, 38,644.88 and 12,614.55

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Solution

The fourth proportional to 25,758.33, 38,644.88 and 12,614.55 is: 18,925.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,758.33 : 38,644.88 = 12,614.55 : x
  2. Step 2: Convert to fraction form
    25,758.33/38,644.88 = 12,614.55/x
  3. Step 3: Cross multiply
    25,758.33x = 38,644.88 × 12,614.55
  4. Step 4: Simplify right side
    25,758.33x = 487,487,707.93
  5. Step 5: Solve for x
    x = 487,487,707.93/25,758.33
  6. Step 6: Final answer
    x = 18,925.44

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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.