Home / 14,338.61-21,507.15-4,476.76

Finding the Fourth Proportional to 14,338.61, 21,507.15 and 4,476.76

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Solution

The fourth proportional to 14,338.61, 21,507.15 and 4,476.76 is: 6,714.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,338.61 : 21,507.15 = 4,476.76 : x
  2. Step 2: Convert to fraction form
    14,338.61/21,507.15 = 4,476.76/x
  3. Step 3: Cross multiply
    14,338.61x = 21,507.15 × 4,476.76
  4. Step 4: Simplify right side
    14,338.61x = 96,282,348.83
  5. Step 5: Solve for x
    x = 96,282,348.83/14,338.61
  6. Step 6: Final answer
    x = 6,714.90

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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.