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Finding the Fourth Proportional to 17,033.72, 23,506.53 and 9,581.72

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Solution

The fourth proportional to 17,033.72, 23,506.53 and 9,581.72 is: 13,222.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,033.72 : 23,506.53 = 9,581.72 : x
  2. Step 2: Convert to fraction form
    17,033.72/23,506.53 = 9,581.72/x
  3. Step 3: Cross multiply
    17,033.72x = 23,506.53 × 9,581.72
  4. Step 4: Simplify right side
    17,033.72x = 225,232,988.63
  5. Step 5: Solve for x
    x = 225,232,988.63/17,033.72
  6. Step 6: Final answer
    x = 13,222.77

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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.