Home / 14,218.08-19,622.13-7,845.27

Finding the Fourth Proportional to 14,218.08, 19,622.13 and 7,845.27

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Solution

The fourth proportional to 14,218.08, 19,622.13 and 7,845.27 is: 10,827.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,218.08 : 19,622.13 = 7,845.27 : x
  2. Step 2: Convert to fraction form
    14,218.08/19,622.13 = 7,845.27/x
  3. Step 3: Cross multiply
    14,218.08x = 19,622.13 × 7,845.27
  4. Step 4: Simplify right side
    14,218.08x = 153,940,907.83
  5. Step 5: Solve for x
    x = 153,940,907.83/14,218.08
  6. Step 6: Final answer
    x = 10,827.12

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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.