Home / 13,366.05-20,055.98-9,698.52

Finding the Fourth Proportional to 13,366.05, 20,055.98 and 9,698.52

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Solution

The fourth proportional to 13,366.05, 20,055.98 and 9,698.52 is: 14,552.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,366.05 : 20,055.98 = 9,698.52 : x
  2. Step 2: Convert to fraction form
    13,366.05/20,055.98 = 9,698.52/x
  3. Step 3: Cross multiply
    13,366.05x = 20,055.98 × 9,698.52
  4. Step 4: Simplify right side
    13,366.05x = 194,513,274.66
  5. Step 5: Solve for x
    x = 194,513,274.66/13,366.05
  6. Step 6: Final answer
    x = 14,552.79

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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.