Home / 40,487.55-55,872.91-22,582.10

Finding the Fourth Proportional to 40,487.55, 55,872.91 and 22,582.10

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Solution

The fourth proportional to 40,487.55, 55,872.91 and 22,582.10 is: 31,163.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,487.55 : 55,872.91 = 22,582.10 : x
  2. Step 2: Convert to fraction form
    40,487.55/55,872.91 = 22,582.10/x
  3. Step 3: Cross multiply
    40,487.55x = 55,872.91 × 22,582.10
  4. Step 4: Simplify right side
    40,487.55x = 1,261,727,444.77
  5. Step 5: Solve for x
    x = 1,261,727,444.77/40,487.55
  6. Step 6: Final answer
    x = 31,163.34

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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.