Home / 13,332.72-19,983.54-10,035.20

Finding the Fourth Proportional to 13,332.72, 19,983.54 and 10,035.20

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Solution

The fourth proportional to 13,332.72, 19,983.54 and 10,035.20 is: 15,041.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,332.72 : 19,983.54 = 10,035.20 : x
  2. Step 2: Convert to fraction form
    13,332.72/19,983.54 = 10,035.20/x
  3. Step 3: Cross multiply
    13,332.72x = 19,983.54 × 10,035.20
  4. Step 4: Simplify right side
    13,332.72x = 200,538,820.61
  5. Step 5: Solve for x
    x = 200,538,820.61/13,332.72
  6. Step 6: Final answer
    x = 15,041.10

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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.