Home / 18,599.74-25,668.45-10,644.46

Finding the Fourth Proportional to 18,599.74, 25,668.45 and 10,644.46

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Solution

The fourth proportional to 18,599.74, 25,668.45 and 10,644.46 is: 14,689.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,599.74 : 25,668.45 = 10,644.46 : x
  2. Step 2: Convert to fraction form
    18,599.74/25,668.45 = 10,644.46/x
  3. Step 3: Cross multiply
    18,599.74x = 25,668.45 × 10,644.46
  4. Step 4: Simplify right side
    18,599.74x = 273,226,789.29
  5. Step 5: Solve for x
    x = 273,226,789.29/18,599.74
  6. Step 6: Final answer
    x = 14,689.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.