Home / 19,486.89-29,236.02-7,006.65

Finding the Fourth Proportional to 19,486.89, 29,236.02 and 7,006.65

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Solution

The fourth proportional to 19,486.89, 29,236.02 and 7,006.65 is: 10,512.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,486.89 : 29,236.02 = 7,006.65 : x
  2. Step 2: Convert to fraction form
    19,486.89/29,236.02 = 7,006.65/x
  3. Step 3: Cross multiply
    19,486.89x = 29,236.02 × 7,006.65
  4. Step 4: Simplify right side
    19,486.89x = 204,846,559.53
  5. Step 5: Solve for x
    x = 204,846,559.53/19,486.89
  6. Step 6: Final answer
    x = 10,512.02

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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.