Home / 25,649.80-38,510.06-17,732.86

Finding the Fourth Proportional to 25,649.80, 38,510.06 and 17,732.86

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Solution

The fourth proportional to 25,649.80, 38,510.06 and 17,732.86 is: 26,623.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,649.80 : 38,510.06 = 17,732.86 : x
  2. Step 2: Convert to fraction form
    25,649.80/38,510.06 = 17,732.86/x
  3. Step 3: Cross multiply
    25,649.80x = 38,510.06 × 17,732.86
  4. Step 4: Simplify right side
    25,649.80x = 682,893,502.57
  5. Step 5: Solve for x
    x = 682,893,502.57/25,649.80
  6. Step 6: Final answer
    x = 26,623.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.