Home / 14,149.08-21,228.22-6,752.58

Finding the Fourth Proportional to 14,149.08, 21,228.22 and 6,752.58

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Solution

The fourth proportional to 14,149.08, 21,228.22 and 6,752.58 is: 10,131.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,149.08 : 21,228.22 = 6,752.58 : x
  2. Step 2: Convert to fraction form
    14,149.08/21,228.22 = 6,752.58/x
  3. Step 3: Cross multiply
    14,149.08x = 21,228.22 × 6,752.58
  4. Step 4: Simplify right side
    14,149.08x = 143,345,253.81
  5. Step 5: Solve for x
    x = 143,345,253.81/14,149.08
  6. Step 6: Final answer
    x = 10,131.07

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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.