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Finding the Fourth Proportional to 34,459.56, 51,697.92 and 9,835.56

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Solution

The fourth proportional to 34,459.56, 51,697.92 and 9,835.56 is: 14,755.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,459.56 : 51,697.92 = 9,835.56 : x
  2. Step 2: Convert to fraction form
    34,459.56/51,697.92 = 9,835.56/x
  3. Step 3: Cross multiply
    34,459.56x = 51,697.92 × 9,835.56
  4. Step 4: Simplify right side
    34,459.56x = 508,477,994.04
  5. Step 5: Solve for x
    x = 508,477,994.04/34,459.56
  6. Step 6: Final answer
    x = 14,755.79

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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.