Home / 55,426.44-83,151.96-15,980.48

Finding the Fourth Proportional to 55,426.44, 83,151.96 and 15,980.48

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Solution

The fourth proportional to 55,426.44, 83,151.96 and 15,980.48 is: 23,974.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,426.44 : 83,151.96 = 15,980.48 : x
  2. Step 2: Convert to fraction form
    55,426.44/83,151.96 = 15,980.48/x
  3. Step 3: Cross multiply
    55,426.44x = 83,151.96 × 15,980.48
  4. Step 4: Simplify right side
    55,426.44x = 1,328,808,233.74
  5. Step 5: Solve for x
    x = 1,328,808,233.74/55,426.44
  6. Step 6: Final answer
    x = 23,974.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.