Home / 32,922.30-45,435.40-18,776.18

Finding the Fourth Proportional to 32,922.30, 45,435.40 and 18,776.18

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Solution

The fourth proportional to 32,922.30, 45,435.40 and 18,776.18 is: 25,912.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,922.30 : 45,435.40 = 18,776.18 : x
  2. Step 2: Convert to fraction form
    32,922.30/45,435.40 = 18,776.18/x
  3. Step 3: Cross multiply
    32,922.30x = 45,435.40 × 18,776.18
  4. Step 4: Simplify right side
    32,922.30x = 853,103,248.77
  5. Step 5: Solve for x
    x = 853,103,248.77/32,922.30
  6. Step 6: Final answer
    x = 25,912.63

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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.