Home / 40,448.47-55,820.62-22,543.48

Finding the Fourth Proportional to 40,448.47, 55,820.62 and 22,543.48

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Solution

The fourth proportional to 40,448.47, 55,820.62 and 22,543.48 is: 31,110.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,448.47 : 55,820.62 = 22,543.48 : x
  2. Step 2: Convert to fraction form
    40,448.47/55,820.62 = 22,543.48/x
  3. Step 3: Cross multiply
    40,448.47x = 55,820.62 × 22,543.48
  4. Step 4: Simplify right side
    40,448.47x = 1,258,391,030.56
  5. Step 5: Solve for x
    x = 1,258,391,030.56/40,448.47
  6. Step 6: Final answer
    x = 31,110.97

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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.