Home / 15,541.34-23,312.17-12,441.05

Finding the Fourth Proportional to 15,541.34, 23,312.17 and 12,441.05

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Solution

The fourth proportional to 15,541.34, 23,312.17 and 12,441.05 is: 18,661.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,541.34 : 23,312.17 = 12,441.05 : x
  2. Step 2: Convert to fraction form
    15,541.34/23,312.17 = 12,441.05/x
  3. Step 3: Cross multiply
    15,541.34x = 23,312.17 × 12,441.05
  4. Step 4: Simplify right side
    15,541.34x = 290,027,872.58
  5. Step 5: Solve for x
    x = 290,027,872.58/15,541.34
  6. Step 6: Final answer
    x = 18,661.70

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Similar ratio
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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.