Home / 17,439.06-26,150.01-8,678.88

Finding the Fourth Proportional to 17,439.06, 26,150.01 and 8,678.88

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Solution

The fourth proportional to 17,439.06, 26,150.01 and 8,678.88 is: 13,014.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,439.06 : 26,150.01 = 8,678.88 : x
  2. Step 2: Convert to fraction form
    17,439.06/26,150.01 = 8,678.88/x
  3. Step 3: Cross multiply
    17,439.06x = 26,150.01 × 8,678.88
  4. Step 4: Simplify right side
    17,439.06x = 226,952,798.79
  5. Step 5: Solve for x
    x = 226,952,798.79/17,439.06
  6. Step 6: Final answer
    x = 13,014.05

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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.