Home / 29,250.22-40,365.18-15,821.50

Finding the Fourth Proportional to 29,250.22, 40,365.18 and 15,821.50

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Solution

The fourth proportional to 29,250.22, 40,365.18 and 15,821.50 is: 21,833.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,250.22 : 40,365.18 = 15,821.50 : x
  2. Step 2: Convert to fraction form
    29,250.22/40,365.18 = 15,821.50/x
  3. Step 3: Cross multiply
    29,250.22x = 40,365.18 × 15,821.50
  4. Step 4: Simplify right side
    29,250.22x = 638,637,695.37
  5. Step 5: Solve for x
    x = 638,637,695.37/29,250.22
  6. Step 6: Final answer
    x = 21,833.60

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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.