Home / 41,840.89-57,740.24-22,720.51

Finding the Fourth Proportional to 41,840.89, 57,740.24 and 22,720.51

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Solution

The fourth proportional to 41,840.89, 57,740.24 and 22,720.51 is: 31,354.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,840.89 : 57,740.24 = 22,720.51 : x
  2. Step 2: Convert to fraction form
    41,840.89/57,740.24 = 22,720.51/x
  3. Step 3: Cross multiply
    41,840.89x = 57,740.24 × 22,720.51
  4. Step 4: Simplify right side
    41,840.89x = 1,311,887,376.71
  5. Step 5: Solve for x
    x = 1,311,887,376.71/41,840.89
  6. Step 6: Final answer
    x = 31,354.20

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1.5x scale

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.