Home / 40,056.75-55,277.40-22,151.91

Finding the Fourth Proportional to 40,056.75, 55,277.40 and 22,151.91

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Solution

The fourth proportional to 40,056.75, 55,277.40 and 22,151.91 is: 30,569.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,056.75 : 55,277.40 = 22,151.91 : x
  2. Step 2: Convert to fraction form
    40,056.75/55,277.40 = 22,151.91/x
  3. Step 3: Cross multiply
    40,056.75x = 55,277.40 × 22,151.91
  4. Step 4: Simplify right side
    40,056.75x = 1,224,499,989.83
  5. Step 5: Solve for x
    x = 1,224,499,989.83/40,056.75
  6. Step 6: Final answer
    x = 30,569.13

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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.