Home / 19,535.98-29,310.24-6,385.36

Finding the Fourth Proportional to 19,535.98, 29,310.24 and 6,385.36

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Solution

The fourth proportional to 19,535.98, 29,310.24 and 6,385.36 is: 9,580.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,535.98 : 29,310.24 = 6,385.36 : x
  2. Step 2: Convert to fraction form
    19,535.98/29,310.24 = 6,385.36/x
  3. Step 3: Cross multiply
    19,535.98x = 29,310.24 × 6,385.36
  4. Step 4: Simplify right side
    19,535.98x = 187,156,434.09
  5. Step 5: Solve for x
    x = 187,156,434.09/19,535.98
  6. Step 6: Final answer
    x = 9,580.09

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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.