Home / 32,471.76-48,690.36-19,150.32

Finding the Fourth Proportional to 32,471.76, 48,690.36 and 19,150.32

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Solution

The fourth proportional to 32,471.76, 48,690.36 and 19,150.32 is: 28,715.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,471.76 : 48,690.36 = 19,150.32 : x
  2. Step 2: Convert to fraction form
    32,471.76/48,690.36 = 19,150.32/x
  3. Step 3: Cross multiply
    32,471.76x = 48,690.36 × 19,150.32
  4. Step 4: Simplify right side
    32,471.76x = 932,435,974.92
  5. Step 5: Solve for x
    x = 932,435,974.92/32,471.76
  6. Step 6: Final answer
    x = 28,715.29

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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.