Home / 28,295.84-39,060.23-19,099.38

Finding the Fourth Proportional to 28,295.84, 39,060.23 and 19,099.38

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Solution

The fourth proportional to 28,295.84, 39,060.23 and 19,099.38 is: 26,365.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,295.84 : 39,060.23 = 19,099.38 : x
  2. Step 2: Convert to fraction form
    28,295.84/39,060.23 = 19,099.38/x
  3. Step 3: Cross multiply
    28,295.84x = 39,060.23 × 19,099.38
  4. Step 4: Simplify right side
    28,295.84x = 746,026,226.64
  5. Step 5: Solve for x
    x = 746,026,226.64/28,295.84
  6. Step 6: Final answer
    x = 26,365.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.