Home / 26,274.56-39,417.78-8,745.08

Finding the Fourth Proportional to 26,274.56, 39,417.78 and 8,745.08

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Solution

The fourth proportional to 26,274.56, 39,417.78 and 8,745.08 is: 13,119.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,274.56 : 39,417.78 = 8,745.08 : x
  2. Step 2: Convert to fraction form
    26,274.56/39,417.78 = 8,745.08/x
  3. Step 3: Cross multiply
    26,274.56x = 39,417.78 × 8,745.08
  4. Step 4: Simplify right side
    26,274.56x = 344,711,639.52
  5. Step 5: Solve for x
    x = 344,711,639.52/26,274.56
  6. Step 6: Final answer
    x = 13,119.60

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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.