Home / 32,111.68-48,159.96-18,077.80

Finding the Fourth Proportional to 32,111.68, 48,159.96 and 18,077.80

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Solution

The fourth proportional to 32,111.68, 48,159.96 and 18,077.80 is: 27,112.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,111.68 : 48,159.96 = 18,077.80 : x
  2. Step 2: Convert to fraction form
    32,111.68/48,159.96 = 18,077.80/x
  3. Step 3: Cross multiply
    32,111.68x = 48,159.96 × 18,077.80
  4. Step 4: Simplify right side
    32,111.68x = 870,626,124.89
  5. Step 5: Solve for x
    x = 870,626,124.89/32,111.68
  6. Step 6: Final answer
    x = 27,112.44

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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.