Home / 13,033.14-17,985.65-7,367.88

Finding the Fourth Proportional to 13,033.14, 17,985.65 and 7,367.88

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Solution

The fourth proportional to 13,033.14, 17,985.65 and 7,367.88 is: 10,167.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,033.14 : 17,985.65 = 7,367.88 : x
  2. Step 2: Convert to fraction form
    13,033.14/17,985.65 = 7,367.88/x
  3. Step 3: Cross multiply
    13,033.14x = 17,985.65 × 7,367.88
  4. Step 4: Simplify right side
    13,033.14x = 132,516,191.32
  5. Step 5: Solve for x
    x = 132,516,191.32/13,033.14
  6. Step 6: Final answer
    x = 10,167.63

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1.5x scale

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.