Home / 23,787.86-32,808.30-15,290.85

Finding the Fourth Proportional to 23,787.86, 32,808.30 and 15,290.85

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Solution

The fourth proportional to 23,787.86, 32,808.30 and 15,290.85 is: 21,089.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,787.86 : 32,808.30 = 15,290.85 : x
  2. Step 2: Convert to fraction form
    23,787.86/32,808.30 = 15,290.85/x
  3. Step 3: Cross multiply
    23,787.86x = 32,808.30 × 15,290.85
  4. Step 4: Simplify right side
    23,787.86x = 501,666,874.99
  5. Step 5: Solve for x
    x = 501,666,874.99/23,787.86
  6. Step 6: Final answer
    x = 21,089.20

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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.