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Finding the Fourth Proportional to 35,392.49, 53,076.10 and 11,695.67

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Solution

The fourth proportional to 35,392.49, 53,076.10 and 11,695.67 is: 17,539.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,392.49 : 53,076.10 = 11,695.67 : x
  2. Step 2: Convert to fraction form
    35,392.49/53,076.10 = 11,695.67/x
  3. Step 3: Cross multiply
    35,392.49x = 53,076.10 × 11,695.67
  4. Step 4: Simplify right side
    35,392.49x = 620,760,311.11
  5. Step 5: Solve for x
    x = 620,760,311.11/35,392.49
  6. Step 6: Final answer
    x = 17,539.32

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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.