Home / 25,448.76-38,147.08-10,666.24

Finding the Fourth Proportional to 25,448.76, 38,147.08 and 10,666.24

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Solution

The fourth proportional to 25,448.76, 38,147.08 and 10,666.24 is: 15,988.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,448.76 : 38,147.08 = 10,666.24 : x
  2. Step 2: Convert to fraction form
    25,448.76/38,147.08 = 10,666.24/x
  3. Step 3: Cross multiply
    25,448.76x = 38,147.08 × 10,666.24
  4. Step 4: Simplify right side
    25,448.76x = 406,885,910.58
  5. Step 5: Solve for x
    x = 406,885,910.58/25,448.76
  6. Step 6: Final answer
    x = 15,988.44

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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.