Home / 35,018.11-48,323.95-19,912.42

Finding the Fourth Proportional to 35,018.11, 48,323.95 and 19,912.42

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Solution

The fourth proportional to 35,018.11, 48,323.95 and 19,912.42 is: 27,478.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,018.11 : 48,323.95 = 19,912.42 : x
  2. Step 2: Convert to fraction form
    35,018.11/48,323.95 = 19,912.42/x
  3. Step 3: Cross multiply
    35,018.11x = 48,323.95 × 19,912.42
  4. Step 4: Simplify right side
    35,018.11x = 962,246,788.46
  5. Step 5: Solve for x
    x = 962,246,788.46/35,018.11
  6. Step 6: Final answer
    x = 27,478.55

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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.