Home / 40,293.50-55,606.02-22,143.98

Finding the Fourth Proportional to 40,293.50, 55,606.02 and 22,143.98

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Solution

The fourth proportional to 40,293.50, 55,606.02 and 22,143.98 is: 30,559.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,293.50 : 55,606.02 = 22,143.98 : x
  2. Step 2: Convert to fraction form
    40,293.50/55,606.02 = 22,143.98/x
  3. Step 3: Cross multiply
    40,293.50x = 55,606.02 × 22,143.98
  4. Step 4: Simplify right side
    40,293.50x = 1,231,338,594.76
  5. Step 5: Solve for x
    x = 1,231,338,594.76/40,293.50
  6. Step 6: Final answer
    x = 30,559.24

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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.