Home / 25,230.94-34,818.54-13,900.18

Finding the Fourth Proportional to 25,230.94, 34,818.54 and 13,900.18

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Solution

The fourth proportional to 25,230.94, 34,818.54 and 13,900.18 is: 19,182.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,230.94 : 34,818.54 = 13,900.18 : x
  2. Step 2: Convert to fraction form
    25,230.94/34,818.54 = 13,900.18/x
  3. Step 3: Cross multiply
    25,230.94x = 34,818.54 × 13,900.18
  4. Step 4: Simplify right side
    25,230.94x = 483,983,825.91
  5. Step 5: Solve for x
    x = 483,983,825.91/25,230.94
  6. Step 6: Final answer
    x = 19,182.15

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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.