Home / 17,459.12-26,168.17-8,079.32

Finding the Fourth Proportional to 17,459.12, 26,168.17 and 8,079.32

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Solution

The fourth proportional to 17,459.12, 26,168.17 and 8,079.32 is: 12,109.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,459.12 : 26,168.17 = 8,079.32 : x
  2. Step 2: Convert to fraction form
    17,459.12/26,168.17 = 8,079.32/x
  3. Step 3: Cross multiply
    17,459.12x = 26,168.17 × 8,079.32
  4. Step 4: Simplify right side
    17,459.12x = 211,421,019.24
  5. Step 5: Solve for x
    x = 211,421,019.24/17,459.12
  6. Step 6: Final answer
    x = 12,109.49

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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.