Home / 25,491.97-35,177.73-14,162.20

Finding the Fourth Proportional to 25,491.97, 35,177.73 and 14,162.20

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Solution

The fourth proportional to 25,491.97, 35,177.73 and 14,162.20 is: 19,543.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,491.97 : 35,177.73 = 14,162.20 : x
  2. Step 2: Convert to fraction form
    25,491.97/35,177.73 = 14,162.20/x
  3. Step 3: Cross multiply
    25,491.97x = 35,177.73 × 14,162.20
  4. Step 4: Simplify right side
    25,491.97x = 498,194,047.81
  5. Step 5: Solve for x
    x = 498,194,047.81/25,491.97
  6. Step 6: Final answer
    x = 19,543.18

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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.