Home / 26,428.50-39,636.45-10,633.59

Finding the Fourth Proportional to 26,428.50, 39,636.45 and 10,633.59

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Solution

The fourth proportional to 26,428.50, 39,636.45 and 10,633.59 is: 15,947.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,428.50 : 39,636.45 = 10,633.59 : x
  2. Step 2: Convert to fraction form
    26,428.50/39,636.45 = 10,633.59/x
  3. Step 3: Cross multiply
    26,428.50x = 39,636.45 × 10,633.59
  4. Step 4: Simplify right side
    26,428.50x = 421,477,560.17
  5. Step 5: Solve for x
    x = 421,477,560.17/26,428.50
  6. Step 6: Final answer
    x = 15,947.85

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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.