Home / 26,348.78-39,528.03-8,341.54

Finding the Fourth Proportional to 26,348.78, 39,528.03 and 8,341.54

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Solution

The fourth proportional to 26,348.78, 39,528.03 and 8,341.54 is: 12,513.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,348.78 : 39,528.03 = 8,341.54 : x
  2. Step 2: Convert to fraction form
    26,348.78/39,528.03 = 8,341.54/x
  3. Step 3: Cross multiply
    26,348.78x = 39,528.03 × 8,341.54
  4. Step 4: Simplify right side
    26,348.78x = 329,724,575.83
  5. Step 5: Solve for x
    x = 329,724,575.83/26,348.78
  6. Step 6: Final answer
    x = 12,513.84

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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.