Home / 17,739.32-26,609.12-7,875.96

Finding the Fourth Proportional to 17,739.32, 26,609.12 and 7,875.96

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Solution

The fourth proportional to 17,739.32, 26,609.12 and 7,875.96 is: 11,814.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,739.32 : 26,609.12 = 7,875.96 : x
  2. Step 2: Convert to fraction form
    17,739.32/26,609.12 = 7,875.96/x
  3. Step 3: Cross multiply
    17,739.32x = 26,609.12 × 7,875.96
  4. Step 4: Simplify right side
    17,739.32x = 209,572,364.76
  5. Step 5: Solve for x
    x = 209,572,364.76/17,739.32
  6. Step 6: Final answer
    x = 11,814.00

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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.