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Finding the Fourth Proportional to 16,383.95, 24,575.99 and 4,985.99

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Solution

The fourth proportional to 16,383.95, 24,575.99 and 4,985.99 is: 7,479.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,383.95 : 24,575.99 = 4,985.99 : x
  2. Step 2: Convert to fraction form
    16,383.95/24,575.99 = 4,985.99/x
  3. Step 3: Cross multiply
    16,383.95x = 24,575.99 × 4,985.99
  4. Step 4: Simplify right side
    16,383.95x = 122,535,511.27
  5. Step 5: Solve for x
    x = 122,535,511.27/16,383.95
  6. Step 6: Final answer
    x = 7,479.00

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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.