Home / 38,721.83-53,452.50-26,163.59

Finding the Fourth Proportional to 38,721.83, 53,452.50 and 26,163.59

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Solution

The fourth proportional to 38,721.83, 53,452.50 and 26,163.59 is: 36,116.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,721.83 : 53,452.50 = 26,163.59 : x
  2. Step 2: Convert to fraction form
    38,721.83/53,452.50 = 26,163.59/x
  3. Step 3: Cross multiply
    38,721.83x = 53,452.50 × 26,163.59
  4. Step 4: Simplify right side
    38,721.83x = 1,398,509,294.48
  5. Step 5: Solve for x
    x = 1,398,509,294.48/38,721.83
  6. Step 6: Final answer
    x = 36,116.82

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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.