Home / 25,614.24-38,412.70-12,458.24

Finding the Fourth Proportional to 25,614.24, 38,412.70 and 12,458.24

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Solution

The fourth proportional to 25,614.24, 38,412.70 and 12,458.24 is: 18,683.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,614.24 : 38,412.70 = 12,458.24 : x
  2. Step 2: Convert to fraction form
    25,614.24/38,412.70 = 12,458.24/x
  3. Step 3: Cross multiply
    25,614.24x = 38,412.70 × 12,458.24
  4. Step 4: Simplify right side
    25,614.24x = 478,554,635.65
  5. Step 5: Solve for x
    x = 478,554,635.65/25,614.24
  6. Step 6: Final answer
    x = 18,683.15

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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.