Home / 25,490.66-38,214.92-11,248.99

Finding the Fourth Proportional to 25,490.66, 38,214.92 and 11,248.99

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Solution

The fourth proportional to 25,490.66, 38,214.92 and 11,248.99 is: 16,864.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,490.66 : 38,214.92 = 11,248.99 : x
  2. Step 2: Convert to fraction form
    25,490.66/38,214.92 = 11,248.99/x
  3. Step 3: Cross multiply
    25,490.66x = 38,214.92 × 11,248.99
  4. Step 4: Simplify right side
    25,490.66x = 429,879,252.93
  5. Step 5: Solve for x
    x = 429,879,252.93/25,490.66
  6. Step 6: Final answer
    x = 16,864.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.