Home / 52,299.28-78,424.35-19,010.44

Finding the Fourth Proportional to 52,299.28, 78,424.35 and 19,010.44

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Solution

The fourth proportional to 52,299.28, 78,424.35 and 19,010.44 is: 28,506.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,299.28 : 78,424.35 = 19,010.44 : x
  2. Step 2: Convert to fraction form
    52,299.28/78,424.35 = 19,010.44/x
  3. Step 3: Cross multiply
    52,299.28x = 78,424.35 × 19,010.44
  4. Step 4: Simplify right side
    52,299.28x = 1,490,881,400.21
  5. Step 5: Solve for x
    x = 1,490,881,400.21/52,299.28
  6. Step 6: Final answer
    x = 28,506.73

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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.