Home / 12,866.24-19,300.50-5,073.20

Finding the Fourth Proportional to 12,866.24, 19,300.50 and 5,073.20

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Solution

The fourth proportional to 12,866.24, 19,300.50 and 5,073.20 is: 7,610.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,866.24 : 19,300.50 = 5,073.20 : x
  2. Step 2: Convert to fraction form
    12,866.24/19,300.50 = 5,073.20/x
  3. Step 3: Cross multiply
    12,866.24x = 19,300.50 × 5,073.20
  4. Step 4: Simplify right side
    12,866.24x = 97,915,296.60
  5. Step 5: Solve for x
    x = 97,915,296.60/12,866.24
  6. Step 6: Final answer
    x = 7,610.25

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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.