Home / 40,708.64-56,178.84-22,802.72

Finding the Fourth Proportional to 40,708.64, 56,178.84 and 22,802.72

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Solution

The fourth proportional to 40,708.64, 56,178.84 and 22,802.72 is: 31,468.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,708.64 : 56,178.84 = 22,802.72 : x
  2. Step 2: Convert to fraction form
    40,708.64/56,178.84 = 22,802.72/x
  3. Step 3: Cross multiply
    40,708.64x = 56,178.84 × 22,802.72
  4. Step 4: Simplify right side
    40,708.64x = 1,281,030,358.44
  5. Step 5: Solve for x
    x = 1,281,030,358.44/40,708.64
  6. Step 6: Final answer
    x = 31,468.27

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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.