Home / 10,069.60-15,073.27-9,921.98

Finding the Fourth Proportional to 10,069.60, 15,073.27 and 9,921.98

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Solution

The fourth proportional to 10,069.60, 15,073.27 and 9,921.98 is: 14,852.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,069.60 : 15,073.27 = 9,921.98 : x
  2. Step 2: Convert to fraction form
    10,069.60/15,073.27 = 9,921.98/x
  3. Step 3: Cross multiply
    10,069.60x = 15,073.27 × 9,921.98
  4. Step 4: Simplify right side
    10,069.60x = 149,556,683.47
  5. Step 5: Solve for x
    x = 149,556,683.47/10,069.60
  6. Step 6: Final answer
    x = 14,852.30

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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.