Home / 32,396.16-44,723.76-20,918.08

Finding the Fourth Proportional to 32,396.16, 44,723.76 and 20,918.08

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Solution

The fourth proportional to 32,396.16, 44,723.76 and 20,918.08 is: 28,877.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,396.16 : 44,723.76 = 20,918.08 : x
  2. Step 2: Convert to fraction form
    32,396.16/44,723.76 = 20,918.08/x
  3. Step 3: Cross multiply
    32,396.16x = 44,723.76 × 20,918.08
  4. Step 4: Simplify right side
    32,396.16x = 935,535,189.58
  5. Step 5: Solve for x
    x = 935,535,189.58/32,396.16
  6. Step 6: Final answer
    x = 28,877.97

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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.