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Finding the Fourth Proportional to 35,340.80, 53,011.20 and 24,843.20

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Solution

The fourth proportional to 35,340.80, 53,011.20 and 24,843.20 is: 37,264.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,340.80 : 53,011.20 = 24,843.20 : x
  2. Step 2: Convert to fraction form
    35,340.80/53,011.20 = 24,843.20/x
  3. Step 3: Cross multiply
    35,340.80x = 53,011.20 × 24,843.20
  4. Step 4: Simplify right side
    35,340.80x = 1,316,967,843.84
  5. Step 5: Solve for x
    x = 1,316,967,843.84/35,340.80
  6. Step 6: Final answer
    x = 37,264.80

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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.