Home / 23,151.64-34,720.28-8,358.62

Finding the Fourth Proportional to 23,151.64, 34,720.28 and 8,358.62

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Solution

The fourth proportional to 23,151.64, 34,720.28 and 8,358.62 is: 12,535.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,151.64 : 34,720.28 = 8,358.62 : x
  2. Step 2: Convert to fraction form
    23,151.64/34,720.28 = 8,358.62/x
  3. Step 3: Cross multiply
    23,151.64x = 34,720.28 × 8,358.62
  4. Step 4: Simplify right side
    23,151.64x = 290,213,626.81
  5. Step 5: Solve for x
    x = 290,213,626.81/23,151.64
  6. Step 6: Final answer
    x = 12,535.34

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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.