Home / 32,415.60-44,734.28-18,268.88

Finding the Fourth Proportional to 32,415.60, 44,734.28 and 18,268.88

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Solution

The fourth proportional to 32,415.60, 44,734.28 and 18,268.88 is: 25,211.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,415.60 : 44,734.28 = 18,268.88 : x
  2. Step 2: Convert to fraction form
    32,415.60/44,734.28 = 18,268.88/x
  3. Step 3: Cross multiply
    32,415.60x = 44,734.28 × 18,268.88
  4. Step 4: Simplify right side
    32,415.60x = 817,245,193.21
  5. Step 5: Solve for x
    x = 817,245,193.21/32,415.60
  6. Step 6: Final answer
    x = 25,211.48

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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.