Home / 13,332.96-19,985.76-5,011.44

Finding the Fourth Proportional to 13,332.96, 19,985.76 and 5,011.44

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Solution

The fourth proportional to 13,332.96, 19,985.76 and 5,011.44 is: 7,512.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,332.96 : 19,985.76 = 5,011.44 : x
  2. Step 2: Convert to fraction form
    13,332.96/19,985.76 = 5,011.44/x
  3. Step 3: Cross multiply
    13,332.96x = 19,985.76 × 5,011.44
  4. Step 4: Simplify right side
    13,332.96x = 100,157,437.09
  5. Step 5: Solve for x
    x = 100,157,437.09/13,332.96
  6. Step 6: Final answer
    x = 7,512.02

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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.