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Finding the Fourth Proportional to 17,638.08, 24,333.90 and 11,264.90

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Solution

The fourth proportional to 17,638.08, 24,333.90 and 11,264.90 is: 15,541.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,638.08 : 24,333.90 = 11,264.90 : x
  2. Step 2: Convert to fraction form
    17,638.08/24,333.90 = 11,264.90/x
  3. Step 3: Cross multiply
    17,638.08x = 24,333.90 × 11,264.90
  4. Step 4: Simplify right side
    17,638.08x = 274,118,950.11
  5. Step 5: Solve for x
    x = 274,118,950.11/17,638.08
  6. Step 6: Final answer
    x = 15,541.31

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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.