Home / 23,118.30-34,713.90-13,276.80

Finding the Fourth Proportional to 23,118.30, 34,713.90 and 13,276.80

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Solution

The fourth proportional to 23,118.30, 34,713.90 and 13,276.80 is: 19,936.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,118.30 : 34,713.90 = 13,276.80 : x
  2. Step 2: Convert to fraction form
    23,118.30/34,713.90 = 13,276.80/x
  3. Step 3: Cross multiply
    23,118.30x = 34,713.90 × 13,276.80
  4. Step 4: Simplify right side
    23,118.30x = 460,889,507.52
  5. Step 5: Solve for x
    x = 460,889,507.52/23,118.30
  6. Step 6: Final answer
    x = 19,936.13

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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.