Home / 25,280.22-34,886.89-13,950.14

Finding the Fourth Proportional to 25,280.22, 34,886.89 and 13,950.14

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Solution

The fourth proportional to 25,280.22, 34,886.89 and 13,950.14 is: 19,251.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,280.22 : 34,886.89 = 13,950.14 : x
  2. Step 2: Convert to fraction form
    25,280.22/34,886.89 = 13,950.14/x
  3. Step 3: Cross multiply
    25,280.22x = 34,886.89 × 13,950.14
  4. Step 4: Simplify right side
    25,280.22x = 486,676,842.67
  5. Step 5: Solve for x
    x = 486,676,842.67/25,280.22
  6. Step 6: Final answer
    x = 19,251.29

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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.