Home / 40,267-55,569.20-22,363.66

Finding the Fourth Proportional to 40,267, 55,569.20 and 22,363.66

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Solution

The fourth proportional to 40,267, 55,569.20 and 22,363.66 is: 30,862.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,267 : 55,569.20 = 22,363.66 : x
  2. Step 2: Convert to fraction form
    40,267/55,569.20 = 22,363.66/x
  3. Step 3: Cross multiply
    40,267x = 55,569.20 × 22,363.66
  4. Step 4: Simplify right side
    40,267x = 1,242,730,583.45
  5. Step 5: Solve for x
    x = 1,242,730,583.45/40,267
  6. Step 6: Final answer
    x = 30,862.26

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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.