Home / 40,140.16-55,393.28-22,476.16

Finding the Fourth Proportional to 40,140.16, 55,393.28 and 22,476.16

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Solution

The fourth proportional to 40,140.16, 55,393.28 and 22,476.16 is: 31,017.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,140.16 : 55,393.28 = 22,476.16 : x
  2. Step 2: Convert to fraction form
    40,140.16/55,393.28 = 22,476.16/x
  3. Step 3: Cross multiply
    40,140.16x = 55,393.28 × 22,476.16
  4. Step 4: Simplify right side
    40,140.16x = 1,245,028,224.20
  5. Step 5: Solve for x
    x = 1,245,028,224.20/40,140.16
  6. Step 6: Final answer
    x = 31,017.02

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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.