Home / 42,618.22-58,838.37-37,889.44

Finding the Fourth Proportional to 42,618.22, 58,838.37 and 37,889.44

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Solution

The fourth proportional to 42,618.22, 58,838.37 and 37,889.44 is: 52,309.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,618.22 : 58,838.37 = 37,889.44 : x
  2. Step 2: Convert to fraction form
    42,618.22/58,838.37 = 37,889.44/x
  3. Step 3: Cross multiply
    42,618.22x = 58,838.37 × 37,889.44
  4. Step 4: Simplify right side
    42,618.22x = 2,229,352,889.81
  5. Step 5: Solve for x
    x = 2,229,352,889.81/42,618.22
  6. Step 6: Final answer
    x = 52,309.85

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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.