Home / 34,916.34-48,184.70-20,769.29

Finding the Fourth Proportional to 34,916.34, 48,184.70 and 20,769.29

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Solution

The fourth proportional to 34,916.34, 48,184.70 and 20,769.29 is: 28,661.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,916.34 : 48,184.70 = 20,769.29 : x
  2. Step 2: Convert to fraction form
    34,916.34/48,184.70 = 20,769.29/x
  3. Step 3: Cross multiply
    34,916.34x = 48,184.70 × 20,769.29
  4. Step 4: Simplify right side
    34,916.34x = 1,000,761,663.09
  5. Step 5: Solve for x
    x = 1,000,761,663.09/34,916.34
  6. Step 6: Final answer
    x = 28,661.70

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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.