Home / 13,041.75-19,556.15-5,248.47

Finding the Fourth Proportional to 13,041.75, 19,556.15 and 5,248.47

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Solution

The fourth proportional to 13,041.75, 19,556.15 and 5,248.47 is: 7,870.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,041.75 : 19,556.15 = 5,248.47 : x
  2. Step 2: Convert to fraction form
    13,041.75/19,556.15 = 5,248.47/x
  3. Step 3: Cross multiply
    13,041.75x = 19,556.15 × 5,248.47
  4. Step 4: Simplify right side
    13,041.75x = 102,639,840.35
  5. Step 5: Solve for x
    x = 102,639,840.35/13,041.75
  6. Step 6: Final answer
    x = 7,870.10

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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.