Home / 17,747.64-24,491.58-9,681.72

Finding the Fourth Proportional to 17,747.64, 24,491.58 and 9,681.72

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Solution

The fourth proportional to 17,747.64, 24,491.58 and 9,681.72 is: 13,360.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,747.64 : 24,491.58 = 9,681.72 : x
  2. Step 2: Convert to fraction form
    17,747.64/24,491.58 = 9,681.72/x
  3. Step 3: Cross multiply
    17,747.64x = 24,491.58 × 9,681.72
  4. Step 4: Simplify right side
    17,747.64x = 237,120,619.92
  5. Step 5: Solve for x
    x = 237,120,619.92/17,747.64
  6. Step 6: Final answer
    x = 13,360.68

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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.