Home / 41,210.98-61,820.96-13,124.43

Finding the Fourth Proportional to 41,210.98, 61,820.96 and 13,124.43

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Solution

The fourth proportional to 41,210.98, 61,820.96 and 13,124.43 is: 19,688.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,210.98 : 61,820.96 = 13,124.43 : x
  2. Step 2: Convert to fraction form
    41,210.98/61,820.96 = 13,124.43/x
  3. Step 3: Cross multiply
    41,210.98x = 61,820.96 × 13,124.43
  4. Step 4: Simplify right side
    41,210.98x = 811,364,796.43
  5. Step 5: Solve for x
    x = 811,364,796.43/41,210.98
  6. Step 6: Final answer
    x = 19,688.07

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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.