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Finding the Fourth Proportional to 35,943.97, 53,915.94 and 9,648.71

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Solution

The fourth proportional to 35,943.97, 53,915.94 and 9,648.71 is: 14,473.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,943.97 : 53,915.94 = 9,648.71 : x
  2. Step 2: Convert to fraction form
    35,943.97/53,915.94 = 9,648.71/x
  3. Step 3: Cross multiply
    35,943.97x = 53,915.94 × 9,648.71
  4. Step 4: Simplify right side
    35,943.97x = 520,218,999.86
  5. Step 5: Solve for x
    x = 520,218,999.86/35,943.97
  6. Step 6: Final answer
    x = 14,473.05

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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.