Home / 26,655.36-39,982.85-10,856.67

Finding the Fourth Proportional to 26,655.36, 39,982.85 and 10,856.67

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Solution

The fourth proportional to 26,655.36, 39,982.85 and 10,856.67 is: 16,284.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,655.36 : 39,982.85 = 10,856.67 : x
  2. Step 2: Convert to fraction form
    26,655.36/39,982.85 = 10,856.67/x
  3. Step 3: Cross multiply
    26,655.36x = 39,982.85 × 10,856.67
  4. Step 4: Simplify right side
    26,655.36x = 434,080,553.83
  5. Step 5: Solve for x
    x = 434,080,553.83/26,655.36
  6. Step 6: Final answer
    x = 16,284.93

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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.