Home / 34,143.19-51,214.75-10,769.63

Finding the Fourth Proportional to 34,143.19, 51,214.75 and 10,769.63

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Solution

The fourth proportional to 34,143.19, 51,214.75 and 10,769.63 is: 16,154.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,143.19 : 51,214.75 = 10,769.63 : x
  2. Step 2: Convert to fraction form
    34,143.19/51,214.75 = 10,769.63/x
  3. Step 3: Cross multiply
    34,143.19x = 51,214.75 × 10,769.63
  4. Step 4: Simplify right side
    34,143.19x = 551,563,625.04
  5. Step 5: Solve for x
    x = 551,563,625.04/34,143.19
  6. Step 6: Final answer
    x = 16,154.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.