Home / 25,231.56-34,820.46-13,901.55

Finding the Fourth Proportional to 25,231.56, 34,820.46 and 13,901.55

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Solution

The fourth proportional to 25,231.56, 34,820.46 and 13,901.55 is: 19,184.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,231.56 : 34,820.46 = 13,901.55 : x
  2. Step 2: Convert to fraction form
    25,231.56/34,820.46 = 13,901.55/x
  3. Step 3: Cross multiply
    25,231.56x = 34,820.46 × 13,901.55
  4. Step 4: Simplify right side
    25,231.56x = 484,058,365.71
  5. Step 5: Solve for x
    x = 484,058,365.71/25,231.56
  6. Step 6: Final answer
    x = 19,184.64

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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.