Home / 40,506.80-55,902.08-22,602.18

Finding the Fourth Proportional to 40,506.80, 55,902.08 and 22,602.18

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Solution

The fourth proportional to 40,506.80, 55,902.08 and 22,602.18 is: 31,192.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,506.80 : 55,902.08 = 22,602.18 : x
  2. Step 2: Convert to fraction form
    40,506.80/55,902.08 = 22,602.18/x
  3. Step 3: Cross multiply
    40,506.80x = 55,902.08 × 22,602.18
  4. Step 4: Simplify right side
    40,506.80x = 1,263,508,761.52
  5. Step 5: Solve for x
    x = 1,263,508,761.52/40,506.80
  6. Step 6: Final answer
    x = 31,192.51

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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.