Home / 13,332.98-19,986.21-6,300.55

Finding the Fourth Proportional to 13,332.98, 19,986.21 and 6,300.55

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Solution

The fourth proportional to 13,332.98, 19,986.21 and 6,300.55 is: 9,444.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,332.98 : 19,986.21 = 6,300.55 : x
  2. Step 2: Convert to fraction form
    13,332.98/19,986.21 = 6,300.55/x
  3. Step 3: Cross multiply
    13,332.98x = 19,986.21 × 6,300.55
  4. Step 4: Simplify right side
    13,332.98x = 125,924,083.91
  5. Step 5: Solve for x
    x = 125,924,083.91/13,332.98
  6. Step 6: Final answer
    x = 9,444.56

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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.