Home / 27,029-40,533.17-12,985.02

Finding the Fourth Proportional to 27,029, 40,533.17 and 12,985.02

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Solution

The fourth proportional to 27,029, 40,533.17 and 12,985.02 is: 19,472.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,029 : 40,533.17 = 12,985.02 : x
  2. Step 2: Convert to fraction form
    27,029/40,533.17 = 12,985.02/x
  3. Step 3: Cross multiply
    27,029x = 40,533.17 × 12,985.02
  4. Step 4: Simplify right side
    27,029x = 526,324,023.11
  5. Step 5: Solve for x
    x = 526,324,023.11/27,029
  6. Step 6: Final answer
    x = 19,472.57

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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.