Home / 40,055.75-55,276.02-22,150.91

Finding the Fourth Proportional to 40,055.75, 55,276.02 and 22,150.91

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Solution

The fourth proportional to 40,055.75, 55,276.02 and 22,150.91 is: 30,567.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,055.75 : 55,276.02 = 22,150.91 : x
  2. Step 2: Convert to fraction form
    40,055.75/55,276.02 = 22,150.91/x
  3. Step 3: Cross multiply
    40,055.75x = 55,276.02 × 22,150.91
  4. Step 4: Simplify right side
    40,055.75x = 1,224,413,867.80
  5. Step 5: Solve for x
    x = 1,224,413,867.80/40,055.75
  6. Step 6: Final answer
    x = 30,567.74

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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.