Home / 35,368.20-48,805.74-20,260.92

Finding the Fourth Proportional to 35,368.20, 48,805.74 and 20,260.92

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Solution

The fourth proportional to 35,368.20, 48,805.74 and 20,260.92 is: 27,958.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,368.20 : 48,805.74 = 20,260.92 : x
  2. Step 2: Convert to fraction form
    35,368.20/48,805.74 = 20,260.92/x
  3. Step 3: Cross multiply
    35,368.20x = 48,805.74 × 20,260.92
  4. Step 4: Simplify right side
    35,368.20x = 988,849,193.68
  5. Step 5: Solve for x
    x = 988,849,193.68/35,368.20
  6. Step 6: Final answer
    x = 27,958.71

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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.