Home / 40,462.47-55,837.05-22,557.11

Finding the Fourth Proportional to 40,462.47, 55,837.05 and 22,557.11

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Solution

The fourth proportional to 40,462.47, 55,837.05 and 22,557.11 is: 31,128.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,462.47 : 55,837.05 = 22,557.11 : x
  2. Step 2: Convert to fraction form
    40,462.47/55,837.05 = 22,557.11/x
  3. Step 3: Cross multiply
    40,462.47x = 55,837.05 × 22,557.11
  4. Step 4: Simplify right side
    40,462.47x = 1,259,522,199.74
  5. Step 5: Solve for x
    x = 1,259,522,199.74/40,462.47
  6. Step 6: Final answer
    x = 31,128.16

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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.