Home / 28,243.08-42,366.24-10,712.52

Finding the Fourth Proportional to 28,243.08, 42,366.24 and 10,712.52

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Solution

The fourth proportional to 28,243.08, 42,366.24 and 10,712.52 is: 16,069.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,243.08 : 42,366.24 = 10,712.52 : x
  2. Step 2: Convert to fraction form
    28,243.08/42,366.24 = 10,712.52/x
  3. Step 3: Cross multiply
    28,243.08x = 42,366.24 × 10,712.52
  4. Step 4: Simplify right side
    28,243.08x = 453,849,193.32
  5. Step 5: Solve for x
    x = 453,849,193.32/28,243.08
  6. Step 6: Final answer
    x = 16,069.39

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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.