Home / 35,115.84-48,458.16-20,012.04

Finding the Fourth Proportional to 35,115.84, 48,458.16 and 20,012.04

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Solution

The fourth proportional to 35,115.84, 48,458.16 and 20,012.04 is: 27,615.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,115.84 : 48,458.16 = 20,012.04 : x
  2. Step 2: Convert to fraction form
    35,115.84/48,458.16 = 20,012.04/x
  3. Step 3: Cross multiply
    35,115.84x = 48,458.16 × 20,012.04
  4. Step 4: Simplify right side
    35,115.84x = 969,746,636.25
  5. Step 5: Solve for x
    x = 969,746,636.25/35,115.84
  6. Step 6: Final answer
    x = 27,615.65

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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.