Home / 26,113.69-39,166.78-8,346.37

Finding the Fourth Proportional to 26,113.69, 39,166.78 and 8,346.37

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Solution

The fourth proportional to 26,113.69, 39,166.78 and 8,346.37 is: 12,518.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,113.69 : 39,166.78 = 8,346.37 : x
  2. Step 2: Convert to fraction form
    26,113.69/39,166.78 = 8,346.37/x
  3. Step 3: Cross multiply
    26,113.69x = 39,166.78 × 8,346.37
  4. Step 4: Simplify right side
    26,113.69x = 326,900,437.59
  5. Step 5: Solve for x
    x = 326,900,437.59/26,113.69
  6. Step 6: Final answer
    x = 12,518.35

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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.