Home / 25,348.78-34,979.92-14,017.62

Finding the Fourth Proportional to 25,348.78, 34,979.92 and 14,017.62

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Solution

The fourth proportional to 25,348.78, 34,979.92 and 14,017.62 is: 19,343.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,348.78 : 34,979.92 = 14,017.62 : x
  2. Step 2: Convert to fraction form
    25,348.78/34,979.92 = 14,017.62/x
  3. Step 3: Cross multiply
    25,348.78x = 34,979.92 × 14,017.62
  4. Step 4: Simplify right side
    25,348.78x = 490,335,226.19
  5. Step 5: Solve for x
    x = 490,335,226.19/25,348.78
  6. Step 6: Final answer
    x = 19,343.54

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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.