Home / 34,684.28-47,864.10-19,577.12

Finding the Fourth Proportional to 34,684.28, 47,864.10 and 19,577.12

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Solution

The fourth proportional to 34,684.28, 47,864.10 and 19,577.12 is: 27,016.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,684.28 : 47,864.10 = 19,577.12 : x
  2. Step 2: Convert to fraction form
    34,684.28/47,864.10 = 19,577.12/x
  3. Step 3: Cross multiply
    34,684.28x = 47,864.10 × 19,577.12
  4. Step 4: Simplify right side
    34,684.28x = 937,041,229.39
  5. Step 5: Solve for x
    x = 937,041,229.39/34,684.28
  6. Step 6: Final answer
    x = 27,016.31

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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.