Home / 30,794.30-42,496.16-16,647.14

Finding the Fourth Proportional to 30,794.30, 42,496.16 and 16,647.14

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Solution

The fourth proportional to 30,794.30, 42,496.16 and 16,647.14 is: 22,973.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,794.30 : 42,496.16 = 16,647.14 : x
  2. Step 2: Convert to fraction form
    30,794.30/42,496.16 = 16,647.14/x
  3. Step 3: Cross multiply
    30,794.30x = 42,496.16 × 16,647.14
  4. Step 4: Simplify right side
    30,794.30x = 707,439,229.27
  5. Step 5: Solve for x
    x = 707,439,229.27/30,794.30
  6. Step 6: Final answer
    x = 22,973.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.