Home / 35,022.17-48,328.62-19,912.70

Finding the Fourth Proportional to 35,022.17, 48,328.62 and 19,912.70

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Solution

The fourth proportional to 35,022.17, 48,328.62 and 19,912.70 is: 27,478.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,022.17 : 48,328.62 = 19,912.70 : x
  2. Step 2: Convert to fraction form
    35,022.17/48,328.62 = 19,912.70/x
  3. Step 3: Cross multiply
    35,022.17x = 48,328.62 × 19,912.70
  4. Step 4: Simplify right side
    35,022.17x = 962,353,069.83
  5. Step 5: Solve for x
    x = 962,353,069.83/35,022.17
  6. Step 6: Final answer
    x = 27,478.40

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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.