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Finding the Fourth Proportional to 35,472.84, 53,209.26 and 9,180.24

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Solution

The fourth proportional to 35,472.84, 53,209.26 and 9,180.24 is: 13,770.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,472.84 : 53,209.26 = 9,180.24 : x
  2. Step 2: Convert to fraction form
    35,472.84/53,209.26 = 9,180.24/x
  3. Step 3: Cross multiply
    35,472.84x = 53,209.26 × 9,180.24
  4. Step 4: Simplify right side
    35,472.84x = 488,473,777.02
  5. Step 5: Solve for x
    x = 488,473,777.02/35,472.84
  6. Step 6: Final answer
    x = 13,770.36

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Similar ratio
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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.