Home / 15,541.60-23,312.40-12,042.40

Finding the Fourth Proportional to 15,541.60, 23,312.40 and 12,042.40

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Solution

The fourth proportional to 15,541.60, 23,312.40 and 12,042.40 is: 18,063.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,541.60 : 23,312.40 = 12,042.40 : x
  2. Step 2: Convert to fraction form
    15,541.60/23,312.40 = 12,042.40/x
  3. Step 3: Cross multiply
    15,541.60x = 23,312.40 × 12,042.40
  4. Step 4: Simplify right side
    15,541.60x = 280,737,245.76
  5. Step 5: Solve for x
    x = 280,737,245.76/15,541.60
  6. Step 6: Final answer
    x = 18,063.60

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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.