Home / 25,281.12-34,888.06-13,950.76

Finding the Fourth Proportional to 25,281.12, 34,888.06 and 13,950.76

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Solution

The fourth proportional to 25,281.12, 34,888.06 and 13,950.76 is: 19,252.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,281.12 : 34,888.06 = 13,950.76 : x
  2. Step 2: Convert to fraction form
    25,281.12/34,888.06 = 13,950.76/x
  3. Step 3: Cross multiply
    25,281.12x = 34,888.06 × 13,950.76
  4. Step 4: Simplify right side
    25,281.12x = 486,714,951.93
  5. Step 5: Solve for x
    x = 486,714,951.93/25,281.12
  6. Step 6: Final answer
    x = 19,252.11

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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.