Home / 16,980.51-25,470.66-9,238.53

Finding the Fourth Proportional to 16,980.51, 25,470.66 and 9,238.53

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Solution

The fourth proportional to 16,980.51, 25,470.66 and 9,238.53 is: 13,857.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,980.51 : 25,470.66 = 9,238.53 : x
  2. Step 2: Convert to fraction form
    16,980.51/25,470.66 = 9,238.53/x
  3. Step 3: Cross multiply
    16,980.51x = 25,470.66 × 9,238.53
  4. Step 4: Simplify right side
    16,980.51x = 235,311,456.53
  5. Step 5: Solve for x
    x = 235,311,456.53/16,980.51
  6. Step 6: Final answer
    x = 13,857.74

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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.