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Finding the Fourth Proportional to 34,477.39, 51,715.05 and 9,518.96

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Solution

The fourth proportional to 34,477.39, 51,715.05 and 9,518.96 is: 14,278.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,477.39 : 51,715.05 = 9,518.96 : x
  2. Step 2: Convert to fraction form
    34,477.39/51,715.05 = 9,518.96/x
  3. Step 3: Cross multiply
    34,477.39x = 51,715.05 × 9,518.96
  4. Step 4: Simplify right side
    34,477.39x = 492,273,444.75
  5. Step 5: Solve for x
    x = 492,273,444.75/34,477.39
  6. Step 6: Final answer
    x = 14,278.15

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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.