Home / 25,460.90-38,182.23-8,816.46

Finding the Fourth Proportional to 25,460.90, 38,182.23 and 8,816.46

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Solution

The fourth proportional to 25,460.90, 38,182.23 and 8,816.46 is: 13,221.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,460.90 : 38,182.23 = 8,816.46 : x
  2. Step 2: Convert to fraction form
    25,460.90/38,182.23 = 8,816.46/x
  3. Step 3: Cross multiply
    25,460.90x = 38,182.23 × 8,816.46
  4. Step 4: Simplify right side
    25,460.90x = 336,632,103.51
  5. Step 5: Solve for x
    x = 336,632,103.51/25,460.90
  6. Step 6: Final answer
    x = 13,221.53

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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.