Home / 42,855.75-59,140.94-26,088.75

Finding the Fourth Proportional to 42,855.75, 59,140.94 and 26,088.75

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Solution

The fourth proportional to 42,855.75, 59,140.94 and 26,088.75 is: 36,002.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,855.75 : 59,140.94 = 26,088.75 : x
  2. Step 2: Convert to fraction form
    42,855.75/59,140.94 = 26,088.75/x
  3. Step 3: Cross multiply
    42,855.75x = 59,140.94 × 26,088.75
  4. Step 4: Simplify right side
    42,855.75x = 1,542,913,067.98
  5. Step 5: Solve for x
    x = 1,542,913,067.98/42,855.75
  6. Step 6: Final answer
    x = 36,002.48

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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.