Home / 28,965.18-43,402.41-23,120.22

Finding the Fourth Proportional to 28,965.18, 43,402.41 and 23,120.22

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Solution

The fourth proportional to 28,965.18, 43,402.41 and 23,120.22 is: 34,644.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,965.18 : 43,402.41 = 23,120.22 : x
  2. Step 2: Convert to fraction form
    28,965.18/43,402.41 = 23,120.22/x
  3. Step 3: Cross multiply
    28,965.18x = 43,402.41 × 23,120.22
  4. Step 4: Simplify right side
    28,965.18x = 1,003,473,267.73
  5. Step 5: Solve for x
    x = 1,003,473,267.73/28,965.18
  6. Step 6: Final answer
    x = 34,644.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.