Home / 14,864.91-20,513.12-8,150.37

Finding the Fourth Proportional to 14,864.91, 20,513.12 and 8,150.37

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Solution

The fourth proportional to 14,864.91, 20,513.12 and 8,150.37 is: 11,247.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,864.91 : 20,513.12 = 8,150.37 : x
  2. Step 2: Convert to fraction form
    14,864.91/20,513.12 = 8,150.37/x
  3. Step 3: Cross multiply
    14,864.91x = 20,513.12 × 8,150.37
  4. Step 4: Simplify right side
    14,864.91x = 167,189,477.10
  5. Step 5: Solve for x
    x = 167,189,477.10/14,864.91
  6. Step 6: Final answer
    x = 11,247.26

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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.