Home / 23,712.67-32,726.76-13,640.93

Finding the Fourth Proportional to 23,712.67, 32,726.76 and 13,640.93

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Solution

The fourth proportional to 23,712.67, 32,726.76 and 13,640.93 is: 18,826.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,712.67 : 32,726.76 = 13,640.93 : x
  2. Step 2: Convert to fraction form
    23,712.67/32,726.76 = 13,640.93/x
  3. Step 3: Cross multiply
    23,712.67x = 32,726.76 × 13,640.93
  4. Step 4: Simplify right side
    23,712.67x = 446,423,278.65
  5. Step 5: Solve for x
    x = 446,423,278.65/23,712.67
  6. Step 6: Final answer
    x = 18,826.36

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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.