Home / 22,969.80-34,476.26-11,291.40

Finding the Fourth Proportional to 22,969.80, 34,476.26 and 11,291.40

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Solution

The fourth proportional to 22,969.80, 34,476.26 and 11,291.40 is: 16,947.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,969.80 : 34,476.26 = 11,291.40 : x
  2. Step 2: Convert to fraction form
    22,969.80/34,476.26 = 11,291.40/x
  3. Step 3: Cross multiply
    22,969.80x = 34,476.26 × 11,291.40
  4. Step 4: Simplify right side
    22,969.80x = 389,285,242.16
  5. Step 5: Solve for x
    x = 389,285,242.16/22,969.80
  6. Step 6: Final answer
    x = 16,947.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.