Home / 26,320.05-39,486.57-18,544.05

Finding the Fourth Proportional to 26,320.05, 39,486.57 and 18,544.05

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Solution

The fourth proportional to 26,320.05, 39,486.57 and 18,544.05 is: 27,820.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,320.05 : 39,486.57 = 18,544.05 : x
  2. Step 2: Convert to fraction form
    26,320.05/39,486.57 = 18,544.05/x
  3. Step 3: Cross multiply
    26,320.05x = 39,486.57 × 18,544.05
  4. Step 4: Simplify right side
    26,320.05x = 732,240,928.41
  5. Step 5: Solve for x
    x = 732,240,928.41/26,320.05
  6. Step 6: Final answer
    x = 27,820.65

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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.