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Finding the Fourth Proportional to 34,366.50, 47,425.77 and 19,462.50

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Solution

The fourth proportional to 34,366.50, 47,425.77 and 19,462.50 is: 26,858.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,366.50 : 47,425.77 = 19,462.50 : x
  2. Step 2: Convert to fraction form
    34,366.50/47,425.77 = 19,462.50/x
  3. Step 3: Cross multiply
    34,366.50x = 47,425.77 × 19,462.50
  4. Step 4: Simplify right side
    34,366.50x = 923,024,048.63
  5. Step 5: Solve for x
    x = 923,024,048.63/34,366.50
  6. Step 6: Final answer
    x = 26,858.25

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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.