Home / 35,243.96-48,608.33-30,985.97

Finding the Fourth Proportional to 35,243.96, 48,608.33 and 30,985.97

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Solution

The fourth proportional to 35,243.96, 48,608.33 and 30,985.97 is: 42,735.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,243.96 : 48,608.33 = 30,985.97 : x
  2. Step 2: Convert to fraction form
    35,243.96/48,608.33 = 30,985.97/x
  3. Step 3: Cross multiply
    35,243.96x = 48,608.33 × 30,985.97
  4. Step 4: Simplify right side
    35,243.96x = 1,506,175,857.16
  5. Step 5: Solve for x
    x = 1,506,175,857.16/35,243.96
  6. Step 6: Final answer
    x = 42,735.72

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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.