Home / 26,478.24-39,717.34-6,756.80

Finding the Fourth Proportional to 26,478.24, 39,717.34 and 6,756.80

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Solution

The fourth proportional to 26,478.24, 39,717.34 and 6,756.80 is: 10,135.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,478.24 : 39,717.34 = 6,756.80 : x
  2. Step 2: Convert to fraction form
    26,478.24/39,717.34 = 6,756.80/x
  3. Step 3: Cross multiply
    26,478.24x = 39,717.34 × 6,756.80
  4. Step 4: Simplify right side
    26,478.24x = 268,362,047.06
  5. Step 5: Solve for x
    x = 268,362,047.06/26,478.24
  6. Step 6: Final answer
    x = 10,135.19

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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.