Home / 25,948.77-38,937.96-10,155.09

Finding the Fourth Proportional to 25,948.77, 38,937.96 and 10,155.09

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Solution

The fourth proportional to 25,948.77, 38,937.96 and 10,155.09 is: 15,238.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,948.77 : 38,937.96 = 10,155.09 : x
  2. Step 2: Convert to fraction form
    25,948.77/38,937.96 = 10,155.09/x
  3. Step 3: Cross multiply
    25,948.77x = 38,937.96 × 10,155.09
  4. Step 4: Simplify right side
    25,948.77x = 395,418,293.53
  5. Step 5: Solve for x
    x = 395,418,293.53/25,948.77
  6. Step 6: Final answer
    x = 15,238.42

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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.