Home / 40,166.45-55,428.23-22,263.08

Finding the Fourth Proportional to 40,166.45, 55,428.23 and 22,263.08

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Solution

The fourth proportional to 40,166.45, 55,428.23 and 22,263.08 is: 30,722.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,166.45 : 55,428.23 = 22,263.08 : x
  2. Step 2: Convert to fraction form
    40,166.45/55,428.23 = 22,263.08/x
  3. Step 3: Cross multiply
    40,166.45x = 55,428.23 × 22,263.08
  4. Step 4: Simplify right side
    40,166.45x = 1,234,002,730.29
  5. Step 5: Solve for x
    x = 1,234,002,730.29/40,166.45
  6. Step 6: Final answer
    x = 30,722.23

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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.