Home / 40,062.23-55,281.08-22,154.80

Finding the Fourth Proportional to 40,062.23, 55,281.08 and 22,154.80

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Solution

The fourth proportional to 40,062.23, 55,281.08 and 22,154.80 is: 30,570.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,062.23 : 55,281.08 = 22,154.80 : x
  2. Step 2: Convert to fraction form
    40,062.23/55,281.08 = 22,154.80/x
  3. Step 3: Cross multiply
    40,062.23x = 55,281.08 × 22,154.80
  4. Step 4: Simplify right side
    40,062.23x = 1,224,741,271.18
  5. Step 5: Solve for x
    x = 1,224,741,271.18/40,062.23
  6. Step 6: Final answer
    x = 30,570.97

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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.