Home / 42,026.92-57,991.84-28,444.64

Finding the Fourth Proportional to 42,026.92, 57,991.84 and 28,444.64

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Solution

The fourth proportional to 42,026.92, 57,991.84 and 28,444.64 is: 39,250.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,026.92 : 57,991.84 = 28,444.64 : x
  2. Step 2: Convert to fraction form
    42,026.92/57,991.84 = 28,444.64/x
  3. Step 3: Cross multiply
    42,026.92x = 57,991.84 × 28,444.64
  4. Step 4: Simplify right side
    42,026.92x = 1,649,557,011.74
  5. Step 5: Solve for x
    x = 1,649,557,011.74/42,026.92
  6. Step 6: Final answer
    x = 39,250.01

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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.