Home / 35,945.89-49,605.53-20,847.50

Finding the Fourth Proportional to 35,945.89, 49,605.53 and 20,847.50

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Solution

The fourth proportional to 35,945.89, 49,605.53 and 20,847.50 is: 28,769.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,945.89 : 49,605.53 = 20,847.50 : x
  2. Step 2: Convert to fraction form
    35,945.89/49,605.53 = 20,847.50/x
  3. Step 3: Cross multiply
    35,945.89x = 49,605.53 × 20,847.50
  4. Step 4: Simplify right side
    35,945.89x = 1,034,151,182.44
  5. Step 5: Solve for x
    x = 1,034,151,182.44/35,945.89
  6. Step 6: Final answer
    x = 28,769.66

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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.