Home / 32,115.60-44,328.42-18,689.46

Finding the Fourth Proportional to 32,115.60, 44,328.42 and 18,689.46

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Solution

The fourth proportional to 32,115.60, 44,328.42 and 18,689.46 is: 25,796.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,115.60 : 44,328.42 = 18,689.46 : x
  2. Step 2: Convert to fraction form
    32,115.60/44,328.42 = 18,689.46/x
  3. Step 3: Cross multiply
    32,115.60x = 44,328.42 × 18,689.46
  4. Step 4: Simplify right side
    32,115.60x = 828,474,232.45
  5. Step 5: Solve for x
    x = 828,474,232.45/32,115.60
  6. Step 6: Final answer
    x = 25,796.63

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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.