Home / 35,175.78-48,542.10-19,260.23

Finding the Fourth Proportional to 35,175.78, 48,542.10 and 19,260.23

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Solution

The fourth proportional to 35,175.78, 48,542.10 and 19,260.23 is: 26,578.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,175.78 : 48,542.10 = 19,260.23 : x
  2. Step 2: Convert to fraction form
    35,175.78/48,542.10 = 19,260.23/x
  3. Step 3: Cross multiply
    35,175.78x = 48,542.10 × 19,260.23
  4. Step 4: Simplify right side
    35,175.78x = 934,931,968.80
  5. Step 5: Solve for x
    x = 934,931,968.80/35,175.78
  6. Step 6: Final answer
    x = 26,578.86

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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.