Home / 17,345.42-26,000.77-7,992.19

Finding the Fourth Proportional to 17,345.42, 26,000.77 and 7,992.19

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Solution

The fourth proportional to 17,345.42, 26,000.77 and 7,992.19 is: 11,980.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,345.42 : 26,000.77 = 7,992.19 : x
  2. Step 2: Convert to fraction form
    17,345.42/26,000.77 = 7,992.19/x
  3. Step 3: Cross multiply
    17,345.42x = 26,000.77 × 7,992.19
  4. Step 4: Simplify right side
    17,345.42x = 207,803,217.10
  5. Step 5: Solve for x
    x = 207,803,217.10/17,345.42
  6. Step 6: Final answer
    x = 11,980.30

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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.