Home / 25,897.92-38,799.84-11,869.62

Finding the Fourth Proportional to 25,897.92, 38,799.84 and 11,869.62

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Solution

The fourth proportional to 25,897.92, 38,799.84 and 11,869.62 is: 17,782.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,897.92 : 38,799.84 = 11,869.62 : x
  2. Step 2: Convert to fraction form
    25,897.92/38,799.84 = 11,869.62/x
  3. Step 3: Cross multiply
    25,897.92x = 38,799.84 × 11,869.62
  4. Step 4: Simplify right side
    25,897.92x = 460,539,356.86
  5. Step 5: Solve for x
    x = 460,539,356.86/25,897.92
  6. Step 6: Final answer
    x = 17,782.87

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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.