Home / 35,633.57-53,449.80-12,260.21

Finding the Fourth Proportional to 35,633.57, 53,449.80 and 12,260.21

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Solution

The fourth proportional to 35,633.57, 53,449.80 and 12,260.21 is: 18,390.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,633.57 : 53,449.80 = 12,260.21 : x
  2. Step 2: Convert to fraction form
    35,633.57/53,449.80 = 12,260.21/x
  3. Step 3: Cross multiply
    35,633.57x = 53,449.80 × 12,260.21
  4. Step 4: Simplify right side
    35,633.57x = 655,305,711.16
  5. Step 5: Solve for x
    x = 655,305,711.16/35,633.57
  6. Step 6: Final answer
    x = 18,390.12

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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.