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Finding the Fourth Proportional to 35,764.72, 53,649.48 and 9,469.12

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Solution

The fourth proportional to 35,764.72, 53,649.48 and 9,469.12 is: 14,204.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,764.72 : 53,649.48 = 9,469.12 : x
  2. Step 2: Convert to fraction form
    35,764.72/53,649.48 = 9,469.12/x
  3. Step 3: Cross multiply
    35,764.72x = 53,649.48 × 9,469.12
  4. Step 4: Simplify right side
    35,764.72x = 508,013,364.06
  5. Step 5: Solve for x
    x = 508,013,364.06/35,764.72
  6. Step 6: Final answer
    x = 14,204.32

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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.