Home / 15,908.35-23,865.27-5,378.44

Finding the Fourth Proportional to 15,908.35, 23,865.27 and 5,378.44

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Solution

The fourth proportional to 15,908.35, 23,865.27 and 5,378.44 is: 8,068.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,908.35 : 23,865.27 = 5,378.44 : x
  2. Step 2: Convert to fraction form
    15,908.35/23,865.27 = 5,378.44/x
  3. Step 3: Cross multiply
    15,908.35x = 23,865.27 × 5,378.44
  4. Step 4: Simplify right side
    15,908.35x = 128,357,922.78
  5. Step 5: Solve for x
    x = 128,357,922.78/15,908.35
  6. Step 6: Final answer
    x = 8,068.59

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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.