Home / 26,408.34-39,612.54-6,417.72

Finding the Fourth Proportional to 26,408.34, 39,612.54 and 6,417.72

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Solution

The fourth proportional to 26,408.34, 39,612.54 and 6,417.72 is: 9,626.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,408.34 : 39,612.54 = 6,417.72 : x
  2. Step 2: Convert to fraction form
    26,408.34/39,612.54 = 6,417.72/x
  3. Step 3: Cross multiply
    26,408.34x = 39,612.54 × 6,417.72
  4. Step 4: Simplify right side
    26,408.34x = 254,222,190.21
  5. Step 5: Solve for x
    x = 254,222,190.21/26,408.34
  6. Step 6: Final answer
    x = 9,626.59

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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.