Home / 38,988.08-53,811.90-24,638.78

Finding the Fourth Proportional to 38,988.08, 53,811.90 and 24,638.78

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Solution

The fourth proportional to 38,988.08, 53,811.90 and 24,638.78 is: 34,006.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,988.08 : 53,811.90 = 24,638.78 : x
  2. Step 2: Convert to fraction form
    38,988.08/53,811.90 = 24,638.78/x
  3. Step 3: Cross multiply
    38,988.08x = 53,811.90 × 24,638.78
  4. Step 4: Simplify right side
    38,988.08x = 1,325,859,565.48
  5. Step 5: Solve for x
    x = 1,325,859,565.48/38,988.08
  6. Step 6: Final answer
    x = 34,006.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.