Home / 23,758.40-32,790.06-13,684.88

Finding the Fourth Proportional to 23,758.40, 32,790.06 and 13,684.88

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Solution

The fourth proportional to 23,758.40, 32,790.06 and 13,684.88 is: 18,887.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,758.40 : 32,790.06 = 13,684.88 : x
  2. Step 2: Convert to fraction form
    23,758.40/32,790.06 = 13,684.88/x
  3. Step 3: Cross multiply
    23,758.40x = 32,790.06 × 13,684.88
  4. Step 4: Simplify right side
    23,758.40x = 448,728,036.29
  5. Step 5: Solve for x
    x = 448,728,036.29/23,758.40
  6. Step 6: Final answer
    x = 18,887.13

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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.