Home / 26,078.37-39,124.85-8,560.50

Finding the Fourth Proportional to 26,078.37, 39,124.85 and 8,560.50

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Solution

The fourth proportional to 26,078.37, 39,124.85 and 8,560.50 is: 12,843.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,078.37 : 39,124.85 = 8,560.50 : x
  2. Step 2: Convert to fraction form
    26,078.37/39,124.85 = 8,560.50/x
  3. Step 3: Cross multiply
    26,078.37x = 39,124.85 × 8,560.50
  4. Step 4: Simplify right side
    26,078.37x = 334,928,088.90
  5. Step 5: Solve for x
    x = 334,928,088.90/26,078.37
  6. Step 6: Final answer
    x = 12,843.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.