Home / 14,467.20-21,700.72-6,145.93

Finding the Fourth Proportional to 14,467.20, 21,700.72 and 6,145.93

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Solution

The fourth proportional to 14,467.20, 21,700.72 and 6,145.93 is: 9,218.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,467.20 : 21,700.72 = 6,145.93 : x
  2. Step 2: Convert to fraction form
    14,467.20/21,700.72 = 6,145.93/x
  3. Step 3: Cross multiply
    14,467.20x = 21,700.72 × 6,145.93
  4. Step 4: Simplify right side
    14,467.20x = 133,371,106.07
  5. Step 5: Solve for x
    x = 133,371,106.07/14,467.20
  6. Step 6: Final answer
    x = 9,218.86

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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.