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Finding the Fourth Proportional to 34,069.04, 47,000.04 and 19,915.64

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Solution

The fourth proportional to 34,069.04, 47,000.04 and 19,915.64 is: 27,474.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,069.04 : 47,000.04 = 19,915.64 : x
  2. Step 2: Convert to fraction form
    34,069.04/47,000.04 = 19,915.64/x
  3. Step 3: Cross multiply
    34,069.04x = 47,000.04 × 19,915.64
  4. Step 4: Simplify right side
    34,069.04x = 936,035,876.63
  5. Step 5: Solve for x
    x = 936,035,876.63/34,069.04
  6. Step 6: Final answer
    x = 27,474.68

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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.