Home / 18,254.74-25,190.31-10,493.79

Finding the Fourth Proportional to 18,254.74, 25,190.31 and 10,493.79

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Solution

The fourth proportional to 18,254.74, 25,190.31 and 10,493.79 is: 14,480.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,254.74 : 25,190.31 = 10,493.79 : x
  2. Step 2: Convert to fraction form
    18,254.74/25,190.31 = 10,493.79/x
  3. Step 3: Cross multiply
    18,254.74x = 25,190.31 × 10,493.79
  4. Step 4: Simplify right side
    18,254.74x = 264,341,770.71
  5. Step 5: Solve for x
    x = 264,341,770.71/18,254.74
  6. Step 6: Final answer
    x = 14,480.72

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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.