Home / 38,686.77-53,397.23-23,587.75

Finding the Fourth Proportional to 38,686.77, 53,397.23 and 23,587.75

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Solution

The fourth proportional to 38,686.77, 53,397.23 and 23,587.75 is: 32,556.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,686.77 : 53,397.23 = 23,587.75 : x
  2. Step 2: Convert to fraction form
    38,686.77/53,397.23 = 23,587.75/x
  3. Step 3: Cross multiply
    38,686.77x = 53,397.23 × 23,587.75
  4. Step 4: Simplify right side
    38,686.77x = 1,259,520,511.93
  5. Step 5: Solve for x
    x = 1,259,520,511.93/38,686.77
  6. Step 6: Final answer
    x = 32,556.88

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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.