Home / 27,269.58-40,916.28-13,240.38

Finding the Fourth Proportional to 27,269.58, 40,916.28 and 13,240.38

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Solution

The fourth proportional to 27,269.58, 40,916.28 and 13,240.38 is: 19,866.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,269.58 : 40,916.28 = 13,240.38 : x
  2. Step 2: Convert to fraction form
    27,269.58/40,916.28 = 13,240.38/x
  3. Step 3: Cross multiply
    27,269.58x = 40,916.28 × 13,240.38
  4. Step 4: Simplify right side
    27,269.58x = 541,747,095.39
  5. Step 5: Solve for x
    x = 541,747,095.39/27,269.58
  6. Step 6: Final answer
    x = 19,866.35

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1.5x scale

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.