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Finding the Fourth Proportional to 51,774.60, 71,476.74 and 34,806.12

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Solution

The fourth proportional to 51,774.60, 71,476.74 and 34,806.12 is: 48,051.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,774.60 : 71,476.74 = 34,806.12 : x
  2. Step 2: Convert to fraction form
    51,774.60/71,476.74 = 34,806.12/x
  3. Step 3: Cross multiply
    51,774.60x = 71,476.74 × 34,806.12
  4. Step 4: Simplify right side
    51,774.60x = 2,487,827,989.65
  5. Step 5: Solve for x
    x = 2,487,827,989.65/51,774.60
  6. Step 6: Final answer
    x = 48,051.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.