Home / 35,899.66-49,540.75-20,795.05

Finding the Fourth Proportional to 35,899.66, 49,540.75 and 20,795.05

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Solution

The fourth proportional to 35,899.66, 49,540.75 and 20,795.05 is: 28,696.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,899.66 : 49,540.75 = 20,795.05 : x
  2. Step 2: Convert to fraction form
    35,899.66/49,540.75 = 20,795.05/x
  3. Step 3: Cross multiply
    35,899.66x = 49,540.75 × 20,795.05
  4. Step 4: Simplify right side
    35,899.66x = 1,030,202,373.29
  5. Step 5: Solve for x
    x = 1,030,202,373.29/35,899.66
  6. Step 6: Final answer
    x = 28,696.72

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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.