Home / 26,138.53-39,207.96-6,417.12

Finding the Fourth Proportional to 26,138.53, 39,207.96 and 6,417.12

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Solution

The fourth proportional to 26,138.53, 39,207.96 and 6,417.12 is: 9,625.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,138.53 : 39,207.96 = 6,417.12 : x
  2. Step 2: Convert to fraction form
    26,138.53/39,207.96 = 6,417.12/x
  3. Step 3: Cross multiply
    26,138.53x = 39,207.96 × 6,417.12
  4. Step 4: Simplify right side
    26,138.53x = 251,602,184.28
  5. Step 5: Solve for x
    x = 251,602,184.28/26,138.53
  6. Step 6: Final answer
    x = 9,625.72

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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.