Home / 40,165.77-60,226.38-18,000.39

Finding the Fourth Proportional to 40,165.77, 60,226.38 and 18,000.39

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Solution

The fourth proportional to 40,165.77, 60,226.38 and 18,000.39 is: 26,990.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,165.77 : 60,226.38 = 18,000.39 : x
  2. Step 2: Convert to fraction form
    40,165.77/60,226.38 = 18,000.39/x
  3. Step 3: Cross multiply
    40,165.77x = 60,226.38 × 18,000.39
  4. Step 4: Simplify right side
    40,165.77x = 1,084,098,328.29
  5. Step 5: Solve for x
    x = 1,084,098,328.29/40,165.77
  6. Step 6: Final answer
    x = 26,990.60

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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.