Home / 52,352.78-78,482.30-19,049.36

Finding the Fourth Proportional to 52,352.78, 78,482.30 and 19,049.36

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Solution

The fourth proportional to 52,352.78, 78,482.30 and 19,049.36 is: 28,556.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,352.78 : 78,482.30 = 19,049.36 : x
  2. Step 2: Convert to fraction form
    52,352.78/78,482.30 = 19,049.36/x
  3. Step 3: Cross multiply
    52,352.78x = 78,482.30 × 19,049.36
  4. Step 4: Simplify right side
    52,352.78x = 1,495,037,586.33
  5. Step 5: Solve for x
    x = 1,495,037,586.33/52,352.78
  6. Step 6: Final answer
    x = 28,556.99

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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.