Home / 26,226.72-39,345.12-8,697.60

Finding the Fourth Proportional to 26,226.72, 39,345.12 and 8,697.60

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Solution

The fourth proportional to 26,226.72, 39,345.12 and 8,697.60 is: 13,048.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,226.72 : 39,345.12 = 8,697.60 : x
  2. Step 2: Convert to fraction form
    26,226.72/39,345.12 = 8,697.60/x
  3. Step 3: Cross multiply
    26,226.72x = 39,345.12 × 8,697.60
  4. Step 4: Simplify right side
    26,226.72x = 342,208,115.71
  5. Step 5: Solve for x
    x = 342,208,115.71/26,226.72
  6. Step 6: Final answer
    x = 13,048.07

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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.