Home / 28,167.34-42,233.19-23,990.98

Finding the Fourth Proportional to 28,167.34, 42,233.19 and 23,990.98

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Solution

The fourth proportional to 28,167.34, 42,233.19 and 23,990.98 is: 35,971.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,167.34 : 42,233.19 = 23,990.98 : x
  2. Step 2: Convert to fraction form
    28,167.34/42,233.19 = 23,990.98/x
  3. Step 3: Cross multiply
    28,167.34x = 42,233.19 × 23,990.98
  4. Step 4: Simplify right side
    28,167.34x = 1,013,215,616.63
  5. Step 5: Solve for x
    x = 1,013,215,616.63/28,167.34
  6. Step 6: Final answer
    x = 35,971.29

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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.