Home / 19,028.55-28,545.87-5,877.84

Finding the Fourth Proportional to 19,028.55, 28,545.87 and 5,877.84

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Solution

The fourth proportional to 19,028.55, 28,545.87 and 5,877.84 is: 8,817.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,028.55 : 28,545.87 = 5,877.84 : x
  2. Step 2: Convert to fraction form
    19,028.55/28,545.87 = 5,877.84/x
  3. Step 3: Cross multiply
    19,028.55x = 28,545.87 × 5,877.84
  4. Step 4: Simplify right side
    19,028.55x = 167,788,056.52
  5. Step 5: Solve for x
    x = 167,788,056.52/19,028.55
  6. Step 6: Final answer
    x = 8,817.70

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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.