Home / 13,298.28-19,954.15-8,858.97

Finding the Fourth Proportional to 13,298.28, 19,954.15 and 8,858.97

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Solution

The fourth proportional to 13,298.28, 19,954.15 and 8,858.97 is: 13,292.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,298.28 : 19,954.15 = 8,858.97 : x
  2. Step 2: Convert to fraction form
    13,298.28/19,954.15 = 8,858.97/x
  3. Step 3: Cross multiply
    13,298.28x = 19,954.15 × 8,858.97
  4. Step 4: Simplify right side
    13,298.28x = 176,773,194.08
  5. Step 5: Solve for x
    x = 176,773,194.08/13,298.28
  6. Step 6: Final answer
    x = 13,292.94

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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.