Home / 23,013.52-34,525.80-13,661.68

Finding the Fourth Proportional to 23,013.52, 34,525.80 and 13,661.68

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Solution

The fourth proportional to 23,013.52, 34,525.80 and 13,661.68 is: 20,495.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,013.52 : 34,525.80 = 13,661.68 : x
  2. Step 2: Convert to fraction form
    23,013.52/34,525.80 = 13,661.68/x
  3. Step 3: Cross multiply
    23,013.52x = 34,525.80 × 13,661.68
  4. Step 4: Simplify right side
    23,013.52x = 471,680,431.34
  5. Step 5: Solve for x
    x = 471,680,431.34/23,013.52
  6. Step 6: Final answer
    x = 20,495.80

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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.