Home / 32,015.20-44,186.16-19,446.40

Finding the Fourth Proportional to 32,015.20, 44,186.16 and 19,446.40

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Solution

The fourth proportional to 32,015.20, 44,186.16 and 19,446.40 is: 26,839.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,015.20 : 44,186.16 = 19,446.40 : x
  2. Step 2: Convert to fraction form
    32,015.20/44,186.16 = 19,446.40/x
  3. Step 3: Cross multiply
    32,015.20x = 44,186.16 × 19,446.40
  4. Step 4: Simplify right side
    32,015.20x = 859,261,741.82
  5. Step 5: Solve for x
    x = 859,261,741.82/32,015.20
  6. Step 6: Final answer
    x = 26,839.18

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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.