Home / 15,560.88-23,341.35-3,874.11

Finding the Fourth Proportional to 15,560.88, 23,341.35 and 3,874.11

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Solution

The fourth proportional to 15,560.88, 23,341.35 and 3,874.11 is: 5,811.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,560.88 : 23,341.35 = 3,874.11 : x
  2. Step 2: Convert to fraction form
    15,560.88/23,341.35 = 3,874.11/x
  3. Step 3: Cross multiply
    15,560.88x = 23,341.35 × 3,874.11
  4. Step 4: Simplify right side
    15,560.88x = 90,426,957.45
  5. Step 5: Solve for x
    x = 90,426,957.45/15,560.88
  6. Step 6: Final answer
    x = 5,811.17

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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.