Home / 25,924.05-38,877.71-8,389.71

Finding the Fourth Proportional to 25,924.05, 38,877.71 and 8,389.71

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Solution

The fourth proportional to 25,924.05, 38,877.71 and 8,389.71 is: 12,581.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,924.05 : 38,877.71 = 8,389.71 : x
  2. Step 2: Convert to fraction form
    25,924.05/38,877.71 = 8,389.71/x
  3. Step 3: Cross multiply
    25,924.05x = 38,877.71 × 8,389.71
  4. Step 4: Simplify right side
    25,924.05x = 326,172,670.42
  5. Step 5: Solve for x
    x = 326,172,670.42/25,924.05
  6. Step 6: Final answer
    x = 12,581.86

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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.