Home / 35,451.13-53,185.92-13,266.25

Finding the Fourth Proportional to 35,451.13, 53,185.92 and 13,266.25

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Solution

The fourth proportional to 35,451.13, 53,185.92 and 13,266.25 is: 19,902.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,451.13 : 53,185.92 = 13,266.25 : x
  2. Step 2: Convert to fraction form
    35,451.13/53,185.92 = 13,266.25/x
  3. Step 3: Cross multiply
    35,451.13x = 53,185.92 × 13,266.25
  4. Step 4: Simplify right side
    35,451.13x = 705,577,711.20
  5. Step 5: Solve for x
    x = 705,577,711.20/35,451.13
  6. Step 6: Final answer
    x = 19,902.83

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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.