Home / 19,196.07-28,805.04-6,718.79

Finding the Fourth Proportional to 19,196.07, 28,805.04 and 6,718.79

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Solution

The fourth proportional to 19,196.07, 28,805.04 and 6,718.79 is: 10,082.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,196.07 : 28,805.04 = 6,718.79 : x
  2. Step 2: Convert to fraction form
    19,196.07/28,805.04 = 6,718.79/x
  3. Step 3: Cross multiply
    19,196.07x = 28,805.04 × 6,718.79
  4. Step 4: Simplify right side
    19,196.07x = 193,534,870.68
  5. Step 5: Solve for x
    x = 193,534,870.68/19,196.07
  6. Step 6: Final answer
    x = 10,082.00

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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.