Home / 13,330.17-18,395.91-8,023.86

Finding the Fourth Proportional to 13,330.17, 18,395.91 and 8,023.86

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Solution

The fourth proportional to 13,330.17, 18,395.91 and 8,023.86 is: 11,073.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,330.17 : 18,395.91 = 8,023.86 : x
  2. Step 2: Convert to fraction form
    13,330.17/18,395.91 = 8,023.86/x
  3. Step 3: Cross multiply
    13,330.17x = 18,395.91 × 8,023.86
  4. Step 4: Simplify right side
    13,330.17x = 147,606,206.41
  5. Step 5: Solve for x
    x = 147,606,206.41/13,330.17
  6. Step 6: Final answer
    x = 11,073.09

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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.