Home / 17,739.36-26,609.16-7,875.96

Finding the Fourth Proportional to 17,739.36, 26,609.16 and 7,875.96

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Solution

The fourth proportional to 17,739.36, 26,609.16 and 7,875.96 is: 11,813.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,739.36 : 26,609.16 = 7,875.96 : x
  2. Step 2: Convert to fraction form
    17,739.36/26,609.16 = 7,875.96/x
  3. Step 3: Cross multiply
    17,739.36x = 26,609.16 × 7,875.96
  4. Step 4: Simplify right side
    17,739.36x = 209,572,679.79
  5. Step 5: Solve for x
    x = 209,572,679.79/17,739.36
  6. Step 6: Final answer
    x = 11,813.99

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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.