Home / 40,008.30-55,210.63-22,103.13

Finding the Fourth Proportional to 40,008.30, 55,210.63 and 22,103.13

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Solution

The fourth proportional to 40,008.30, 55,210.63 and 22,103.13 is: 30,501.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,008.30 : 55,210.63 = 22,103.13 : x
  2. Step 2: Convert to fraction form
    40,008.30/55,210.63 = 22,103.13/x
  3. Step 3: Cross multiply
    40,008.30x = 55,210.63 × 22,103.13
  4. Step 4: Simplify right side
    40,008.30x = 1,220,327,732.27
  5. Step 5: Solve for x
    x = 1,220,327,732.27/40,008.30
  6. Step 6: Final answer
    x = 30,501.86

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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.