Home / 19,965.80-29,943.90-6,114.92

Finding the Fourth Proportional to 19,965.80, 29,943.90 and 6,114.92

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Solution

The fourth proportional to 19,965.80, 29,943.90 and 6,114.92 is: 9,170.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,965.80 : 29,943.90 = 6,114.92 : x
  2. Step 2: Convert to fraction form
    19,965.80/29,943.90 = 6,114.92/x
  3. Step 3: Cross multiply
    19,965.80x = 29,943.90 × 6,114.92
  4. Step 4: Simplify right side
    19,965.80x = 183,104,552.99
  5. Step 5: Solve for x
    x = 183,104,552.99/19,965.80
  6. Step 6: Final answer
    x = 9,170.91

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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.