Home / 17,345.04-26,018.30-7,855.62

Finding the Fourth Proportional to 17,345.04, 26,018.30 and 7,855.62

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Solution

The fourth proportional to 17,345.04, 26,018.30 and 7,855.62 is: 11,783.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,345.04 : 26,018.30 = 7,855.62 : x
  2. Step 2: Convert to fraction form
    17,345.04/26,018.30 = 7,855.62/x
  3. Step 3: Cross multiply
    17,345.04x = 26,018.30 × 7,855.62
  4. Step 4: Simplify right side
    17,345.04x = 204,389,877.85
  5. Step 5: Solve for x
    x = 204,389,877.85/17,345.04
  6. Step 6: Final answer
    x = 11,783.77

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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.