Home / 25,582.42-38,380.92-18,569.44

Finding the Fourth Proportional to 25,582.42, 38,380.92 and 18,569.44

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Solution

The fourth proportional to 25,582.42, 38,380.92 and 18,569.44 is: 27,859.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,582.42 : 38,380.92 = 18,569.44 : x
  2. Step 2: Convert to fraction form
    25,582.42/38,380.92 = 18,569.44/x
  3. Step 3: Cross multiply
    25,582.42x = 38,380.92 × 18,569.44
  4. Step 4: Simplify right side
    25,582.42x = 712,712,191.08
  5. Step 5: Solve for x
    x = 712,712,191.08/25,582.42
  6. Step 6: Final answer
    x = 27,859.45

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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.