Home / 27,181.76-40,783.02-10,553.47

Finding the Fourth Proportional to 27,181.76, 40,783.02 and 10,553.47

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Solution

The fourth proportional to 27,181.76, 40,783.02 and 10,553.47 is: 15,834.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,181.76 : 40,783.02 = 10,553.47 : x
  2. Step 2: Convert to fraction form
    27,181.76/40,783.02 = 10,553.47/x
  3. Step 3: Cross multiply
    27,181.76x = 40,783.02 × 10,553.47
  4. Step 4: Simplify right side
    27,181.76x = 430,402,443.00
  5. Step 5: Solve for x
    x = 430,402,443.00/27,181.76
  6. Step 6: Final answer
    x = 15,834.24

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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.