Home / 17,607.18-26,396.32-8,242.64

Finding the Fourth Proportional to 17,607.18, 26,396.32 and 8,242.64

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Solution

The fourth proportional to 17,607.18, 26,396.32 and 8,242.64 is: 12,357.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,607.18 : 26,396.32 = 8,242.64 : x
  2. Step 2: Convert to fraction form
    17,607.18/26,396.32 = 8,242.64/x
  3. Step 3: Cross multiply
    17,607.18x = 26,396.32 × 8,242.64
  4. Step 4: Simplify right side
    17,607.18x = 217,575,363.08
  5. Step 5: Solve for x
    x = 217,575,363.08/17,607.18
  6. Step 6: Final answer
    x = 12,357.20

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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.