Home / 19,970.50-29,944.51-6,636.36

Finding the Fourth Proportional to 19,970.50, 29,944.51 and 6,636.36

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Solution

The fourth proportional to 19,970.50, 29,944.51 and 6,636.36 is: 9,950.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,970.50 : 29,944.51 = 6,636.36 : x
  2. Step 2: Convert to fraction form
    19,970.50/29,944.51 = 6,636.36/x
  3. Step 3: Cross multiply
    19,970.50x = 29,944.51 × 6,636.36
  4. Step 4: Simplify right side
    19,970.50x = 198,722,548.38
  5. Step 5: Solve for x
    x = 198,722,548.38/19,970.50
  6. Step 6: Final answer
    x = 9,950.80

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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.