Home / 25,452.81-38,179.22-7,924.41

Finding the Fourth Proportional to 25,452.81, 38,179.22 and 7,924.41

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Solution

The fourth proportional to 25,452.81, 38,179.22 and 7,924.41 is: 11,886.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,452.81 : 38,179.22 = 7,924.41 : x
  2. Step 2: Convert to fraction form
    25,452.81/38,179.22 = 7,924.41/x
  3. Step 3: Cross multiply
    25,452.81x = 38,179.22 × 7,924.41
  4. Step 4: Simplify right side
    25,452.81x = 302,547,753.14
  5. Step 5: Solve for x
    x = 302,547,753.14/25,452.81
  6. Step 6: Final answer
    x = 11,886.62

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Double scale
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Similar ratio
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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.