Home / 25,377.64-38,077.40-10,589.48

Finding the Fourth Proportional to 25,377.64, 38,077.40 and 10,589.48

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Solution

The fourth proportional to 25,377.64, 38,077.40 and 10,589.48 is: 15,888.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,377.64 : 38,077.40 = 10,589.48 : x
  2. Step 2: Convert to fraction form
    25,377.64/38,077.40 = 10,589.48/x
  3. Step 3: Cross multiply
    25,377.64x = 38,077.40 × 10,589.48
  4. Step 4: Simplify right side
    25,377.64x = 403,219,865.75
  5. Step 5: Solve for x
    x = 403,219,865.75/25,377.64
  6. Step 6: Final answer
    x = 15,888.78

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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.