Home / 25,167.45-34,730.19-13,836.87

Finding the Fourth Proportional to 25,167.45, 34,730.19 and 13,836.87

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Solution

The fourth proportional to 25,167.45, 34,730.19 and 13,836.87 is: 19,094.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,167.45 : 34,730.19 = 13,836.87 : x
  2. Step 2: Convert to fraction form
    25,167.45/34,730.19 = 13,836.87/x
  3. Step 3: Cross multiply
    25,167.45x = 34,730.19 × 13,836.87
  4. Step 4: Simplify right side
    25,167.45x = 480,557,124.11
  5. Step 5: Solve for x
    x = 480,557,124.11/25,167.45
  6. Step 6: Final answer
    x = 19,094.39

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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.