Home / 14,329.12-21,508.16-10,173.76

Finding the Fourth Proportional to 14,329.12, 21,508.16 and 10,173.76

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Solution

The fourth proportional to 14,329.12, 21,508.16 and 10,173.76 is: 15,270.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,329.12 : 21,508.16 = 10,173.76 : x
  2. Step 2: Convert to fraction form
    14,329.12/21,508.16 = 10,173.76/x
  3. Step 3: Cross multiply
    14,329.12x = 21,508.16 × 10,173.76
  4. Step 4: Simplify right side
    14,329.12x = 218,818,857.88
  5. Step 5: Solve for x
    x = 218,818,857.88/14,329.12
  6. Step 6: Final answer
    x = 15,270.92

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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.