Home / 14,281.13-19,708.02-7,993.50

Finding the Fourth Proportional to 14,281.13, 19,708.02 and 7,993.50

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Solution

The fourth proportional to 14,281.13, 19,708.02 and 7,993.50 is: 11,031.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,281.13 : 19,708.02 = 7,993.50 : x
  2. Step 2: Convert to fraction form
    14,281.13/19,708.02 = 7,993.50/x
  3. Step 3: Cross multiply
    14,281.13x = 19,708.02 × 7,993.50
  4. Step 4: Simplify right side
    14,281.13x = 157,536,057.87
  5. Step 5: Solve for x
    x = 157,536,057.87/14,281.13
  6. Step 6: Final answer
    x = 11,031.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.