Home / 40,984.92-61,477.45-11,402.78

Finding the Fourth Proportional to 40,984.92, 61,477.45 and 11,402.78

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Solution

The fourth proportional to 40,984.92, 61,477.45 and 11,402.78 is: 17,104.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,984.92 : 61,477.45 = 11,402.78 : x
  2. Step 2: Convert to fraction form
    40,984.92/61,477.45 = 11,402.78/x
  3. Step 3: Cross multiply
    40,984.92x = 61,477.45 × 11,402.78
  4. Step 4: Simplify right side
    40,984.92x = 701,013,501.42
  5. Step 5: Solve for x
    x = 701,013,501.42/40,984.92
  6. Step 6: Final answer
    x = 17,104.18

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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.