Home / 17,416.80-26,129.16-5,730.12

Finding the Fourth Proportional to 17,416.80, 26,129.16 and 5,730.12

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Solution

The fourth proportional to 17,416.80, 26,129.16 and 5,730.12 is: 8,596.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,416.80 : 26,129.16 = 5,730.12 : x
  2. Step 2: Convert to fraction form
    17,416.80/26,129.16 = 5,730.12/x
  3. Step 3: Cross multiply
    17,416.80x = 26,129.16 × 5,730.12
  4. Step 4: Simplify right side
    17,416.80x = 149,723,222.30
  5. Step 5: Solve for x
    x = 149,723,222.30/17,416.80
  6. Step 6: Final answer
    x = 8,596.48

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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.