Home / 28,247.08-42,324.54-14,377

Finding the Fourth Proportional to 28,247.08, 42,324.54 and 14,377

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Solution

The fourth proportional to 28,247.08, 42,324.54 and 14,377 is: 21,542.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,247.08 : 42,324.54 = 14,377 : x
  2. Step 2: Convert to fraction form
    28,247.08/42,324.54 = 14,377/x
  3. Step 3: Cross multiply
    28,247.08x = 42,324.54 × 14,377
  4. Step 4: Simplify right side
    28,247.08x = 608,499,911.58
  5. Step 5: Solve for x
    x = 608,499,911.58/28,247.08
  6. Step 6: Final answer
    x = 21,542.05

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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.