Home / 35,402.31-48,855.42-19,486.35

Finding the Fourth Proportional to 35,402.31, 48,855.42 and 19,486.35

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Solution

The fourth proportional to 35,402.31, 48,855.42 and 19,486.35 is: 26,891.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,402.31 : 48,855.42 = 19,486.35 : x
  2. Step 2: Convert to fraction form
    35,402.31/48,855.42 = 19,486.35/x
  3. Step 3: Cross multiply
    35,402.31x = 48,855.42 × 19,486.35
  4. Step 4: Simplify right side
    35,402.31x = 952,013,813.52
  5. Step 5: Solve for x
    x = 952,013,813.52/35,402.31
  6. Step 6: Final answer
    x = 26,891.29

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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.