Home / 34,519.50-47,636.61-19,411.84

Finding the Fourth Proportional to 34,519.50, 47,636.61 and 19,411.84

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Solution

The fourth proportional to 34,519.50, 47,636.61 and 19,411.84 is: 26,788.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,519.50 : 47,636.61 = 19,411.84 : x
  2. Step 2: Convert to fraction form
    34,519.50/47,636.61 = 19,411.84/x
  3. Step 3: Cross multiply
    34,519.50x = 47,636.61 × 19,411.84
  4. Step 4: Simplify right side
    34,519.50x = 924,714,251.46
  5. Step 5: Solve for x
    x = 924,714,251.46/34,519.50
  6. Step 6: Final answer
    x = 26,788.17

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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.