Home / 16,315.98-24,476.40-5,221.68

Finding the Fourth Proportional to 16,315.98, 24,476.40 and 5,221.68

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Solution

The fourth proportional to 16,315.98, 24,476.40 and 5,221.68 is: 7,833.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,315.98 : 24,476.40 = 5,221.68 : x
  2. Step 2: Convert to fraction form
    16,315.98/24,476.40 = 5,221.68/x
  3. Step 3: Cross multiply
    16,315.98x = 24,476.40 × 5,221.68
  4. Step 4: Simplify right side
    16,315.98x = 127,807,928.35
  5. Step 5: Solve for x
    x = 127,807,928.35/16,315.98
  6. Step 6: Final answer
    x = 7,833.30

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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.