Home / 21,391.34-32,060.25-10,295.06

Finding the Fourth Proportional to 21,391.34, 32,060.25 and 10,295.06

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Solution

The fourth proportional to 21,391.34, 32,060.25 and 10,295.06 is: 15,429.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,391.34 : 32,060.25 = 10,295.06 : x
  2. Step 2: Convert to fraction form
    21,391.34/32,060.25 = 10,295.06/x
  3. Step 3: Cross multiply
    21,391.34x = 32,060.25 × 10,295.06
  4. Step 4: Simplify right side
    21,391.34x = 330,062,037.06
  5. Step 5: Solve for x
    x = 330,062,037.06/21,391.34
  6. Step 6: Final answer
    x = 15,429.71

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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.