Home / 25,470.05-38,136.42-14,360.09

Finding the Fourth Proportional to 25,470.05, 38,136.42 and 14,360.09

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Solution

The fourth proportional to 25,470.05, 38,136.42 and 14,360.09 is: 21,501.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,470.05 : 38,136.42 = 14,360.09 : x
  2. Step 2: Convert to fraction form
    25,470.05/38,136.42 = 14,360.09/x
  3. Step 3: Cross multiply
    25,470.05x = 38,136.42 × 14,360.09
  4. Step 4: Simplify right side
    25,470.05x = 547,642,232.80
  5. Step 5: Solve for x
    x = 547,642,232.80/25,470.05
  6. Step 6: Final answer
    x = 21,501.42

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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.