Home / 23,376.78-32,295.24-15,329.64

Finding the Fourth Proportional to 23,376.78, 32,295.24 and 15,329.64

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Solution

The fourth proportional to 23,376.78, 32,295.24 and 15,329.64 is: 21,178.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,376.78 : 32,295.24 = 15,329.64 : x
  2. Step 2: Convert to fraction form
    23,376.78/32,295.24 = 15,329.64/x
  3. Step 3: Cross multiply
    23,376.78x = 32,295.24 × 15,329.64
  4. Step 4: Simplify right side
    23,376.78x = 495,074,402.91
  5. Step 5: Solve for x
    x = 495,074,402.91/23,376.78
  6. Step 6: Final answer
    x = 21,178.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.