Home / 25,777.60-38,666.46-8,248.84

Finding the Fourth Proportional to 25,777.60, 38,666.46 and 8,248.84

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Solution

The fourth proportional to 25,777.60, 38,666.46 and 8,248.84 is: 12,373.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,777.60 : 38,666.46 = 8,248.84 : x
  2. Step 2: Convert to fraction form
    25,777.60/38,666.46 = 8,248.84/x
  3. Step 3: Cross multiply
    25,777.60x = 38,666.46 × 8,248.84
  4. Step 4: Simplify right side
    25,777.60x = 318,953,441.91
  5. Step 5: Solve for x
    x = 318,953,441.91/25,777.60
  6. Step 6: Final answer
    x = 12,373.28

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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.