Home / 15,786.88-23,677.08-5,925.76

Finding the Fourth Proportional to 15,786.88, 23,677.08 and 5,925.76

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Solution

The fourth proportional to 15,786.88, 23,677.08 and 5,925.76 is: 8,887.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,786.88 : 23,677.08 = 5,925.76 : x
  2. Step 2: Convert to fraction form
    15,786.88/23,677.08 = 5,925.76/x
  3. Step 3: Cross multiply
    15,786.88x = 23,677.08 × 5,925.76
  4. Step 4: Simplify right side
    15,786.88x = 140,304,693.58
  5. Step 5: Solve for x
    x = 140,304,693.58/15,786.88
  6. Step 6: Final answer
    x = 8,887.42

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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.