Home / 35,494.12-48,982.08-19,578.57

Finding the Fourth Proportional to 35,494.12, 48,982.08 and 19,578.57

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Solution

The fourth proportional to 35,494.12, 48,982.08 and 19,578.57 is: 27,018.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,494.12 : 48,982.08 = 19,578.57 : x
  2. Step 2: Convert to fraction form
    35,494.12/48,982.08 = 19,578.57/x
  3. Step 3: Cross multiply
    35,494.12x = 48,982.08 × 19,578.57
  4. Step 4: Simplify right side
    35,494.12x = 958,999,082.03
  5. Step 5: Solve for x
    x = 958,999,082.03/35,494.12
  6. Step 6: Final answer
    x = 27,018.53

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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.