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Finding the Fourth Proportional to 35,481.84, 53,186.80 and 23,009.80

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Solution

The fourth proportional to 35,481.84, 53,186.80 and 23,009.80 is: 34,491.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,481.84 : 53,186.80 = 23,009.80 : x
  2. Step 2: Convert to fraction form
    35,481.84/53,186.80 = 23,009.80/x
  3. Step 3: Cross multiply
    35,481.84x = 53,186.80 × 23,009.80
  4. Step 4: Simplify right side
    35,481.84x = 1,223,817,630.64
  5. Step 5: Solve for x
    x = 1,223,817,630.64/35,481.84
  6. Step 6: Final answer
    x = 34,491.38

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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.