Home / 35,995.20-53,996.16-13,499.88

Finding the Fourth Proportional to 35,995.20, 53,996.16 and 13,499.88

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Solution

The fourth proportional to 35,995.20, 53,996.16 and 13,499.88 is: 20,251.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,995.20 : 53,996.16 = 13,499.88 : x
  2. Step 2: Convert to fraction form
    35,995.20/53,996.16 = 13,499.88/x
  3. Step 3: Cross multiply
    35,995.20x = 53,996.16 × 13,499.88
  4. Step 4: Simplify right side
    35,995.20x = 728,941,680.46
  5. Step 5: Solve for x
    x = 728,941,680.46/35,995.20
  6. Step 6: Final answer
    x = 20,251.08

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1.5x scale

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.