Home / 25,776.41-38,665.41-12,264.62

Finding the Fourth Proportional to 25,776.41, 38,665.41 and 12,264.62

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Solution

The fourth proportional to 25,776.41, 38,665.41 and 12,264.62 is: 18,397.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,776.41 : 38,665.41 = 12,264.62 : x
  2. Step 2: Convert to fraction form
    25,776.41/38,665.41 = 12,264.62/x
  3. Step 3: Cross multiply
    25,776.41x = 38,665.41 × 12,264.62
  4. Step 4: Simplify right side
    25,776.41x = 474,216,367.47
  5. Step 5: Solve for x
    x = 474,216,367.47/25,776.41
  6. Step 6: Final answer
    x = 18,397.30

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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.