Home / 34,742.35-47,946.62-19,635.71

Finding the Fourth Proportional to 34,742.35, 47,946.62 and 19,635.71

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Solution

The fourth proportional to 34,742.35, 47,946.62 and 19,635.71 is: 27,098.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,742.35 : 47,946.62 = 19,635.71 : x
  2. Step 2: Convert to fraction form
    34,742.35/47,946.62 = 19,635.71/x
  3. Step 3: Cross multiply
    34,742.35x = 47,946.62 × 19,635.71
  4. Step 4: Simplify right side
    34,742.35x = 941,465,827.62
  5. Step 5: Solve for x
    x = 941,465,827.62/34,742.35
  6. Step 6: Final answer
    x = 27,098.51

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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.