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Finding the Fourth Proportional to 19,702.44, 29,527.74 and 8,009.28

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Solution

The fourth proportional to 19,702.44, 29,527.74 and 8,009.28 is: 12,003.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,702.44 : 29,527.74 = 8,009.28 : x
  2. Step 2: Convert to fraction form
    19,702.44/29,527.74 = 8,009.28/x
  3. Step 3: Cross multiply
    19,702.44x = 29,527.74 × 8,009.28
  4. Step 4: Simplify right side
    19,702.44x = 236,495,937.43
  5. Step 5: Solve for x
    x = 236,495,937.43/19,702.44
  6. Step 6: Final answer
    x = 12,003.38

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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.