Home / 14,754.08-20,340.24-10,775.36

Finding the Fourth Proportional to 14,754.08, 20,340.24 and 10,775.36

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Solution

The fourth proportional to 14,754.08, 20,340.24 and 10,775.36 is: 14,855.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,754.08 : 20,340.24 = 10,775.36 : x
  2. Step 2: Convert to fraction form
    14,754.08/20,340.24 = 10,775.36/x
  3. Step 3: Cross multiply
    14,754.08x = 20,340.24 × 10,775.36
  4. Step 4: Simplify right side
    14,754.08x = 219,173,408.49
  5. Step 5: Solve for x
    x = 219,173,408.49/14,754.08
  6. Step 6: Final answer
    x = 14,855.11

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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.