Home / 35,723.04-53,545.68-30,513.12

Finding the Fourth Proportional to 35,723.04, 53,545.68 and 30,513.12

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Solution

The fourth proportional to 35,723.04, 53,545.68 and 30,513.12 is: 45,736.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,723.04 : 53,545.68 = 30,513.12 : x
  2. Step 2: Convert to fraction form
    35,723.04/53,545.68 = 30,513.12/x
  3. Step 3: Cross multiply
    35,723.04x = 53,545.68 × 30,513.12
  4. Step 4: Simplify right side
    35,723.04x = 1,633,845,759.32
  5. Step 5: Solve for x
    x = 1,633,845,759.32/35,723.04
  6. Step 6: Final answer
    x = 45,736.47

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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.