Home / 13,959.86-19,267.00-9,480.56

Finding the Fourth Proportional to 13,959.86, 19,267.00 and 9,480.56

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Solution

The fourth proportional to 13,959.86, 19,267.00 and 9,480.56 is: 13,084.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,959.86 : 19,267.00 = 9,480.56 : x
  2. Step 2: Convert to fraction form
    13,959.86/19,267.00 = 9,480.56/x
  3. Step 3: Cross multiply
    13,959.86x = 19,267.00 × 9,480.56
  4. Step 4: Simplify right side
    13,959.86x = 182,661,829.48
  5. Step 5: Solve for x
    x = 182,661,829.48/13,959.86
  6. Step 6: Final answer
    x = 13,084.79

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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.