Home / 18,090.63-24,965.52-10,132.65

Finding the Fourth Proportional to 18,090.63, 24,965.52 and 10,132.65

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Solution

The fourth proportional to 18,090.63, 24,965.52 and 10,132.65 is: 13,983.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,090.63 : 24,965.52 = 10,132.65 : x
  2. Step 2: Convert to fraction form
    18,090.63/24,965.52 = 10,132.65/x
  3. Step 3: Cross multiply
    18,090.63x = 24,965.52 × 10,132.65
  4. Step 4: Simplify right side
    18,090.63x = 252,966,876.23
  5. Step 5: Solve for x
    x = 252,966,876.23/18,090.63
  6. Step 6: Final answer
    x = 13,983.31

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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.