Home / 14,424.08-19,903.86-8,049.51

Finding the Fourth Proportional to 14,424.08, 19,903.86 and 8,049.51

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Solution

The fourth proportional to 14,424.08, 19,903.86 and 8,049.51 is: 11,107.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,424.08 : 19,903.86 = 8,049.51 : x
  2. Step 2: Convert to fraction form
    14,424.08/19,903.86 = 8,049.51/x
  3. Step 3: Cross multiply
    14,424.08x = 19,903.86 × 8,049.51
  4. Step 4: Simplify right side
    14,424.08x = 160,216,320.11
  5. Step 5: Solve for x
    x = 160,216,320.11/14,424.08
  6. Step 6: Final answer
    x = 11,107.56

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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.