Home / 25,655.04-38,426.40-15,243.84

Finding the Fourth Proportional to 25,655.04, 38,426.40 and 15,243.84

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Solution

The fourth proportional to 25,655.04, 38,426.40 and 15,243.84 is: 22,832.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,655.04 : 38,426.40 = 15,243.84 : x
  2. Step 2: Convert to fraction form
    25,655.04/38,426.40 = 15,243.84/x
  3. Step 3: Cross multiply
    25,655.04x = 38,426.40 × 15,243.84
  4. Step 4: Simplify right side
    25,655.04x = 585,765,893.38
  5. Step 5: Solve for x
    x = 585,765,893.38/25,655.04
  6. Step 6: Final answer
    x = 22,832.39

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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.