Home / 25,860.90-38,864.01-15,332.42

Finding the Fourth Proportional to 25,860.90, 38,864.01 and 15,332.42

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Solution

The fourth proportional to 25,860.90, 38,864.01 and 15,332.42 is: 23,041.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,860.90 : 38,864.01 = 15,332.42 : x
  2. Step 2: Convert to fraction form
    25,860.90/38,864.01 = 15,332.42/x
  3. Step 3: Cross multiply
    25,860.90x = 38,864.01 × 15,332.42
  4. Step 4: Simplify right side
    25,860.90x = 595,879,129.88
  5. Step 5: Solve for x
    x = 595,879,129.88/25,860.90
  6. Step 6: Final answer
    x = 23,041.70

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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.