Home / 35,350.73-48,782.13-19,432.12

Finding the Fourth Proportional to 35,350.73, 48,782.13 and 19,432.12

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Solution

The fourth proportional to 35,350.73, 48,782.13 and 19,432.12 is: 26,815.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,350.73 : 48,782.13 = 19,432.12 : x
  2. Step 2: Convert to fraction form
    35,350.73/48,782.13 = 19,432.12/x
  3. Step 3: Cross multiply
    35,350.73x = 48,782.13 × 19,432.12
  4. Step 4: Simplify right side
    35,350.73x = 947,940,204.02
  5. Step 5: Solve for x
    x = 947,940,204.02/35,350.73
  6. Step 6: Final answer
    x = 26,815.29

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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.