Home / 28,252.28-42,362.00-10,712.54

Finding the Fourth Proportional to 28,252.28, 42,362.00 and 10,712.54

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Solution

The fourth proportional to 28,252.28, 42,362.00 and 10,712.54 is: 16,062.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,252.28 : 42,362.00 = 10,712.54 : x
  2. Step 2: Convert to fraction form
    28,252.28/42,362.00 = 10,712.54/x
  3. Step 3: Cross multiply
    28,252.28x = 42,362.00 × 10,712.54
  4. Step 4: Simplify right side
    28,252.28x = 453,804,354.11
  5. Step 5: Solve for x
    x = 453,804,354.11/28,252.28
  6. Step 6: Final answer
    x = 16,062.58

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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.