Home / 19,786.95-29,675.63-6,635.91

Finding the Fourth Proportional to 19,786.95, 29,675.63 and 6,635.91

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Solution

The fourth proportional to 19,786.95, 29,675.63 and 6,635.91 is: 9,952.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,786.95 : 29,675.63 = 6,635.91 : x
  2. Step 2: Convert to fraction form
    19,786.95/29,675.63 = 6,635.91/x
  3. Step 3: Cross multiply
    19,786.95x = 29,675.63 × 6,635.91
  4. Step 4: Simplify right side
    19,786.95x = 196,924,776.69
  5. Step 5: Solve for x
    x = 196,924,776.69/19,786.95
  6. Step 6: Final answer
    x = 9,952.26

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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.