Home / 28,732.13-43,090.02-12,095.94

Finding the Fourth Proportional to 28,732.13, 43,090.02 and 12,095.94

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Solution

The fourth proportional to 28,732.13, 43,090.02 and 12,095.94 is: 18,140.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,732.13 : 43,090.02 = 12,095.94 : x
  2. Step 2: Convert to fraction form
    28,732.13/43,090.02 = 12,095.94/x
  3. Step 3: Cross multiply
    28,732.13x = 43,090.02 × 12,095.94
  4. Step 4: Simplify right side
    28,732.13x = 521,214,296.52
  5. Step 5: Solve for x
    x = 521,214,296.52/28,732.13
  6. Step 6: Final answer
    x = 18,140.47

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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.