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Finding the Fourth Proportional to 17,294.72, 25,971.44 and 11,300.72

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Solution

The fourth proportional to 17,294.72, 25,971.44 and 11,300.72 is: 16,970.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,294.72 : 25,971.44 = 11,300.72 : x
  2. Step 2: Convert to fraction form
    17,294.72/25,971.44 = 11,300.72/x
  3. Step 3: Cross multiply
    17,294.72x = 25,971.44 × 11,300.72
  4. Step 4: Simplify right side
    17,294.72x = 293,495,785.08
  5. Step 5: Solve for x
    x = 293,495,785.08/17,294.72
  6. Step 6: Final answer
    x = 16,970.26

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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.