Home / 40,541.90-60,812.85-18,354.79

Finding the Fourth Proportional to 40,541.90, 60,812.85 and 18,354.79

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Solution

The fourth proportional to 40,541.90, 60,812.85 and 18,354.79 is: 27,532.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,541.90 : 60,812.85 = 18,354.79 : x
  2. Step 2: Convert to fraction form
    40,541.90/60,812.85 = 18,354.79/x
  3. Step 3: Cross multiply
    40,541.90x = 60,812.85 × 18,354.79
  4. Step 4: Simplify right side
    40,541.90x = 1,116,207,091.05
  5. Step 5: Solve for x
    x = 1,116,207,091.05/40,541.90
  6. Step 6: Final answer
    x = 27,532.19

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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.