Home / 15,827.46-23,689.68-11,665.80

Finding the Fourth Proportional to 15,827.46, 23,689.68 and 11,665.80

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Solution

The fourth proportional to 15,827.46, 23,689.68 and 11,665.80 is: 17,460.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,827.46 : 23,689.68 = 11,665.80 : x
  2. Step 2: Convert to fraction form
    15,827.46/23,689.68 = 11,665.80/x
  3. Step 3: Cross multiply
    15,827.46x = 23,689.68 × 11,665.80
  4. Step 4: Simplify right side
    15,827.46x = 276,359,068.94
  5. Step 5: Solve for x
    x = 276,359,068.94/15,827.46
  6. Step 6: Final answer
    x = 17,460.73

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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.