Home / 25,530.18-35,231.31-14,352.18

Finding the Fourth Proportional to 25,530.18, 35,231.31 and 14,352.18

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Solution

The fourth proportional to 25,530.18, 35,231.31 and 14,352.18 is: 19,805.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,530.18 : 35,231.31 = 14,352.18 : x
  2. Step 2: Convert to fraction form
    25,530.18/35,231.31 = 14,352.18/x
  3. Step 3: Cross multiply
    25,530.18x = 35,231.31 × 14,352.18
  4. Step 4: Simplify right side
    25,530.18x = 505,646,102.76
  5. Step 5: Solve for x
    x = 505,646,102.76/25,530.18
  6. Step 6: Final answer
    x = 19,805.82

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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.