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Finding the Fourth Proportional to 34,353.42, 47,410.77 and 19,245.98

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Solution

The fourth proportional to 34,353.42, 47,410.77 and 19,245.98 is: 26,561.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,353.42 : 47,410.77 = 19,245.98 : x
  2. Step 2: Convert to fraction form
    34,353.42/47,410.77 = 19,245.98/x
  3. Step 3: Cross multiply
    34,353.42x = 47,410.77 × 19,245.98
  4. Step 4: Simplify right side
    34,353.42x = 912,466,680.30
  5. Step 5: Solve for x
    x = 912,466,680.30/34,353.42
  6. Step 6: Final answer
    x = 26,561.16

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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.