Home / 40,348.32-55,681.20-22,444.88

Finding the Fourth Proportional to 40,348.32, 55,681.20 and 22,444.88

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Solution

The fourth proportional to 40,348.32, 55,681.20 and 22,444.88 is: 30,974.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,348.32 : 55,681.20 = 22,444.88 : x
  2. Step 2: Convert to fraction form
    40,348.32/55,681.20 = 22,444.88/x
  3. Step 3: Cross multiply
    40,348.32x = 55,681.20 × 22,444.88
  4. Step 4: Simplify right side
    40,348.32x = 1,249,757,852.26
  5. Step 5: Solve for x
    x = 1,249,757,852.26/40,348.32
  6. Step 6: Final answer
    x = 30,974.22

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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.