Home / 25,752.37-38,628.66-9,112.41

Finding the Fourth Proportional to 25,752.37, 38,628.66 and 9,112.41

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Solution

The fourth proportional to 25,752.37, 38,628.66 and 9,112.41 is: 13,668.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,752.37 : 38,628.66 = 9,112.41 : x
  2. Step 2: Convert to fraction form
    25,752.37/38,628.66 = 9,112.41/x
  3. Step 3: Cross multiply
    25,752.37x = 38,628.66 × 9,112.41
  4. Step 4: Simplify right side
    25,752.37x = 352,000,187.67
  5. Step 5: Solve for x
    x = 352,000,187.67/25,752.37
  6. Step 6: Final answer
    x = 13,668.65

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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.