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Finding the Fourth Proportional to 32,792.64, 45,259.65 and 19,363.02

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Solution

The fourth proportional to 32,792.64, 45,259.65 and 19,363.02 is: 26,724.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,792.64 : 45,259.65 = 19,363.02 : x
  2. Step 2: Convert to fraction form
    32,792.64/45,259.65 = 19,363.02/x
  3. Step 3: Cross multiply
    32,792.64x = 45,259.65 × 19,363.02
  4. Step 4: Simplify right side
    32,792.64x = 876,363,508.14
  5. Step 5: Solve for x
    x = 876,363,508.14/32,792.64
  6. Step 6: Final answer
    x = 26,724.40

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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.