Home / 41,541.80-62,312.70-30,388.10

Finding the Fourth Proportional to 41,541.80, 62,312.70 and 30,388.10

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Solution

The fourth proportional to 41,541.80, 62,312.70 and 30,388.10 is: 45,582.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,541.80 : 62,312.70 = 30,388.10 : x
  2. Step 2: Convert to fraction form
    41,541.80/62,312.70 = 30,388.10/x
  3. Step 3: Cross multiply
    41,541.80x = 62,312.70 × 30,388.10
  4. Step 4: Simplify right side
    41,541.80x = 1,893,564,558.87
  5. Step 5: Solve for x
    x = 1,893,564,558.87/41,541.80
  6. Step 6: Final answer
    x = 45,582.15

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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.