Home / 40,713.60-56,178.24-22,809.36

Finding the Fourth Proportional to 40,713.60, 56,178.24 and 22,809.36

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Solution

The fourth proportional to 40,713.60, 56,178.24 and 22,809.36 is: 31,473.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,713.60 : 56,178.24 = 22,809.36 : x
  2. Step 2: Convert to fraction form
    40,713.60/56,178.24 = 22,809.36/x
  3. Step 3: Cross multiply
    40,713.60x = 56,178.24 × 22,809.36
  4. Step 4: Simplify right side
    40,713.60x = 1,281,389,700.33
  5. Step 5: Solve for x
    x = 1,281,389,700.33/40,713.60
  6. Step 6: Final answer
    x = 31,473.26

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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.