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Finding the Fourth Proportional to 34,598.97, 47,746.72 and 19,491.81

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Solution

The fourth proportional to 34,598.97, 47,746.72 and 19,491.81 is: 26,898.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,598.97 : 47,746.72 = 19,491.81 : x
  2. Step 2: Convert to fraction form
    34,598.97/47,746.72 = 19,491.81/x
  3. Step 3: Cross multiply
    34,598.97x = 47,746.72 × 19,491.81
  4. Step 4: Simplify right side
    34,598.97x = 930,669,796.43
  5. Step 5: Solve for x
    x = 930,669,796.43/34,598.97
  6. Step 6: Final answer
    x = 26,898.78

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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.