Home / 18,077.42-24,947.24-10,120.52

Finding the Fourth Proportional to 18,077.42, 24,947.24 and 10,120.52

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Solution

The fourth proportional to 18,077.42, 24,947.24 and 10,120.52 is: 13,966.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,077.42 : 24,947.24 = 10,120.52 : x
  2. Step 2: Convert to fraction form
    18,077.42/24,947.24 = 10,120.52/x
  3. Step 3: Cross multiply
    18,077.42x = 24,947.24 × 10,120.52
  4. Step 4: Simplify right side
    18,077.42x = 252,478,866.03
  5. Step 5: Solve for x
    x = 252,478,866.03/18,077.42
  6. Step 6: Final answer
    x = 13,966.54

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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.