Home / 12,293.72-18,453.39-10,897.01

Finding the Fourth Proportional to 12,293.72, 18,453.39 and 10,897.01

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Solution

The fourth proportional to 12,293.72, 18,453.39 and 10,897.01 is: 16,356.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,293.72 : 18,453.39 = 10,897.01 : x
  2. Step 2: Convert to fraction form
    12,293.72/18,453.39 = 10,897.01/x
  3. Step 3: Cross multiply
    12,293.72x = 18,453.39 × 10,897.01
  4. Step 4: Simplify right side
    12,293.72x = 201,086,862.36
  5. Step 5: Solve for x
    x = 201,086,862.36/12,293.72
  6. Step 6: Final answer
    x = 16,356.87

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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.