Home / 12,849.60-19,271.16-5,058.48

Finding the Fourth Proportional to 12,849.60, 19,271.16 and 5,058.48

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Solution

The fourth proportional to 12,849.60, 19,271.16 and 5,058.48 is: 7,586.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,849.60 : 19,271.16 = 5,058.48 : x
  2. Step 2: Convert to fraction form
    12,849.60/19,271.16 = 5,058.48/x
  3. Step 3: Cross multiply
    12,849.60x = 19,271.16 × 5,058.48
  4. Step 4: Simplify right side
    12,849.60x = 97,482,777.44
  5. Step 5: Solve for x
    x = 97,482,777.44/12,849.60
  6. Step 6: Final answer
    x = 7,586.44

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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.