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Finding the Fourth Proportional to 34,134.60, 47,105.98 and 19,028.22

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Solution

The fourth proportional to 34,134.60, 47,105.98 and 19,028.22 is: 26,259.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,134.60 : 47,105.98 = 19,028.22 : x
  2. Step 2: Convert to fraction form
    34,134.60/47,105.98 = 19,028.22/x
  3. Step 3: Cross multiply
    34,134.60x = 47,105.98 × 19,028.22
  4. Step 4: Simplify right side
    34,134.60x = 896,342,950.76
  5. Step 5: Solve for x
    x = 896,342,950.76/34,134.60
  6. Step 6: Final answer
    x = 26,259.07

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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.