Home / 30,794.11-42,495.85-16,646.98

Finding the Fourth Proportional to 30,794.11, 42,495.85 and 16,646.98

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Solution

The fourth proportional to 30,794.11, 42,495.85 and 16,646.98 is: 22,972.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,794.11 : 42,495.85 = 16,646.98 : x
  2. Step 2: Convert to fraction form
    30,794.11/42,495.85 = 16,646.98/x
  3. Step 3: Cross multiply
    30,794.11x = 42,495.85 × 16,646.98
  4. Step 4: Simplify right side
    30,794.11x = 707,427,565.03
  5. Step 5: Solve for x
    x = 707,427,565.03/30,794.11
  6. Step 6: Final answer
    x = 22,972.82

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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.