Home / 40,217.61-55,499.67-22,068.48

Finding the Fourth Proportional to 40,217.61, 55,499.67 and 22,068.48

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Solution

The fourth proportional to 40,217.61, 55,499.67 and 22,068.48 is: 30,454.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,217.61 : 55,499.67 = 22,068.48 : x
  2. Step 2: Convert to fraction form
    40,217.61/55,499.67 = 22,068.48/x
  3. Step 3: Cross multiply
    40,217.61x = 55,499.67 × 22,068.48
  4. Step 4: Simplify right side
    40,217.61x = 1,224,793,357.40
  5. Step 5: Solve for x
    x = 1,224,793,357.40/40,217.61
  6. Step 6: Final answer
    x = 30,454.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.