Home / 26,081.81-39,121.62-12,037.17

Finding the Fourth Proportional to 26,081.81, 39,121.62 and 12,037.17

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Solution

The fourth proportional to 26,081.81, 39,121.62 and 12,037.17 is: 18,055.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,081.81 : 39,121.62 = 12,037.17 : x
  2. Step 2: Convert to fraction form
    26,081.81/39,121.62 = 12,037.17/x
  3. Step 3: Cross multiply
    26,081.81x = 39,121.62 × 12,037.17
  4. Step 4: Simplify right side
    26,081.81x = 470,913,590.62
  5. Step 5: Solve for x
    x = 470,913,590.62/26,081.81
  6. Step 6: Final answer
    x = 18,055.25

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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.