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Finding the Fourth Proportional to 17,328.31, 23,913.07 and 9,370.54

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Solution

The fourth proportional to 17,328.31, 23,913.07 and 9,370.54 is: 12,931.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,328.31 : 23,913.07 = 9,370.54 : x
  2. Step 2: Convert to fraction form
    17,328.31/23,913.07 = 9,370.54/x
  3. Step 3: Cross multiply
    17,328.31x = 23,913.07 × 9,370.54
  4. Step 4: Simplify right side
    17,328.31x = 224,078,330.89
  5. Step 5: Solve for x
    x = 224,078,330.89/17,328.31
  6. Step 6: Final answer
    x = 12,931.34

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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.