Home / 26,270.10-39,370.95-10,669.50

Finding the Fourth Proportional to 26,270.10, 39,370.95 and 10,669.50

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Solution

The fourth proportional to 26,270.10, 39,370.95 and 10,669.50 is: 15,990.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,270.10 : 39,370.95 = 10,669.50 : x
  2. Step 2: Convert to fraction form
    26,270.10/39,370.95 = 10,669.50/x
  3. Step 3: Cross multiply
    26,270.10x = 39,370.95 × 10,669.50
  4. Step 4: Simplify right side
    26,270.10x = 420,068,351.03
  5. Step 5: Solve for x
    x = 420,068,351.03/26,270.10
  6. Step 6: Final answer
    x = 15,990.36

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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.