Home / 13,300.14-18,337.14-10,901.28

Finding the Fourth Proportional to 13,300.14, 18,337.14 and 10,901.28

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Solution

The fourth proportional to 13,300.14, 18,337.14 and 10,901.28 is: 15,029.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,300.14 : 18,337.14 = 10,901.28 : x
  2. Step 2: Convert to fraction form
    13,300.14/18,337.14 = 10,901.28/x
  3. Step 3: Cross multiply
    13,300.14x = 18,337.14 × 10,901.28
  4. Step 4: Simplify right side
    13,300.14x = 199,898,297.54
  5. Step 5: Solve for x
    x = 199,898,297.54/13,300.14
  6. Step 6: Final answer
    x = 15,029.79

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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.