Home / 17,491.34-26,240.67-9,683.78

Finding the Fourth Proportional to 17,491.34, 26,240.67 and 9,683.78

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Solution

The fourth proportional to 17,491.34, 26,240.67 and 9,683.78 is: 14,527.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,491.34 : 26,240.67 = 9,683.78 : x
  2. Step 2: Convert to fraction form
    17,491.34/26,240.67 = 9,683.78/x
  3. Step 3: Cross multiply
    17,491.34x = 26,240.67 × 9,683.78
  4. Step 4: Simplify right side
    17,491.34x = 254,108,875.33
  5. Step 5: Solve for x
    x = 254,108,875.33/17,491.34
  6. Step 6: Final answer
    x = 14,527.70

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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.