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Finding the Fourth Proportional to 34,355.34, 47,412.34 and 19,252.88

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Solution

The fourth proportional to 34,355.34, 47,412.34 and 19,252.88 is: 26,570.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,355.34 : 47,412.34 = 19,252.88 : x
  2. Step 2: Convert to fraction form
    34,355.34/47,412.34 = 19,252.88/x
  3. Step 3: Cross multiply
    34,355.34x = 47,412.34 × 19,252.88
  4. Step 4: Simplify right side
    34,355.34x = 912,824,092.54
  5. Step 5: Solve for x
    x = 912,824,092.54/34,355.34
  6. Step 6: Final answer
    x = 26,570.08

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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.