Home / 25,974.20-35,835.80-14,642.30

Finding the Fourth Proportional to 25,974.20, 35,835.80 and 14,642.30

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Solution

The fourth proportional to 25,974.20, 35,835.80 and 14,642.30 is: 20,201.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,974.20 : 35,835.80 = 14,642.30 : x
  2. Step 2: Convert to fraction form
    25,974.20/35,835.80 = 14,642.30/x
  3. Step 3: Cross multiply
    25,974.20x = 35,835.80 × 14,642.30
  4. Step 4: Simplify right side
    25,974.20x = 524,718,534.34
  5. Step 5: Solve for x
    x = 524,718,534.34/25,974.20
  6. Step 6: Final answer
    x = 20,201.53

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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.