Home / 40,448.38-55,820.66-22,543.51

Finding the Fourth Proportional to 40,448.38, 55,820.66 and 22,543.51

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Solution

The fourth proportional to 40,448.38, 55,820.66 and 22,543.51 is: 31,111.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,448.38 : 55,820.66 = 22,543.51 : x
  2. Step 2: Convert to fraction form
    40,448.38/55,820.66 = 22,543.51/x
  3. Step 3: Cross multiply
    40,448.38x = 55,820.66 × 22,543.51
  4. Step 4: Simplify right side
    40,448.38x = 1,258,393,523.72
  5. Step 5: Solve for x
    x = 1,258,393,523.72/40,448.38
  6. Step 6: Final answer
    x = 31,111.10

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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.