Home / 12,293.91-18,453.67-10,897.20

Finding the Fourth Proportional to 12,293.91, 18,453.67 and 10,897.20

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Solution

The fourth proportional to 12,293.91, 18,453.67 and 10,897.20 is: 16,357.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,293.91 : 18,453.67 = 10,897.20 : x
  2. Step 2: Convert to fraction form
    12,293.91/18,453.67 = 10,897.20/x
  3. Step 3: Cross multiply
    12,293.91x = 18,453.67 × 10,897.20
  4. Step 4: Simplify right side
    12,293.91x = 201,093,366.78
  5. Step 5: Solve for x
    x = 201,093,366.78/12,293.91
  6. Step 6: Final answer
    x = 16,357.15

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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.