Home / 27,411.60-41,117.40-9,883.20

Finding the Fourth Proportional to 27,411.60, 41,117.40 and 9,883.20

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Solution

The fourth proportional to 27,411.60, 41,117.40 and 9,883.20 is: 14,824.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,411.60 : 41,117.40 = 9,883.20 : x
  2. Step 2: Convert to fraction form
    27,411.60/41,117.40 = 9,883.20/x
  3. Step 3: Cross multiply
    27,411.60x = 41,117.40 × 9,883.20
  4. Step 4: Simplify right side
    27,411.60x = 406,371,487.68
  5. Step 5: Solve for x
    x = 406,371,487.68/27,411.60
  6. Step 6: Final answer
    x = 14,824.80

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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.