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Finding the Fourth Proportional to 35,635.34, 53,453.42 and 9,342.74

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Solution

The fourth proportional to 35,635.34, 53,453.42 and 9,342.74 is: 14,014.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,635.34 : 53,453.42 = 9,342.74 : x
  2. Step 2: Convert to fraction form
    35,635.34/53,453.42 = 9,342.74/x
  3. Step 3: Cross multiply
    35,635.34x = 53,453.42 × 9,342.74
  4. Step 4: Simplify right side
    35,635.34x = 499,401,405.17
  5. Step 5: Solve for x
    x = 499,401,405.17/35,635.34
  6. Step 6: Final answer
    x = 14,014.22

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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.