Home / 25,821.18-35,632.15-14,491.61

Finding the Fourth Proportional to 25,821.18, 35,632.15 and 14,491.61

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Solution

The fourth proportional to 25,821.18, 35,632.15 and 14,491.61 is: 19,997.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,821.18 : 35,632.15 = 14,491.61 : x
  2. Step 2: Convert to fraction form
    25,821.18/35,632.15 = 14,491.61/x
  3. Step 3: Cross multiply
    25,821.18x = 35,632.15 × 14,491.61
  4. Step 4: Simplify right side
    25,821.18x = 516,367,222.01
  5. Step 5: Solve for x
    x = 516,367,222.01/25,821.18
  6. Step 6: Final answer
    x = 19,997.82

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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.