Home / 17,440.80-26,160.99-4,293.30

Finding the Fourth Proportional to 17,440.80, 26,160.99 and 4,293.30

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Solution

The fourth proportional to 17,440.80, 26,160.99 and 4,293.30 is: 6,439.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,440.80 : 26,160.99 = 4,293.30 : x
  2. Step 2: Convert to fraction form
    17,440.80/26,160.99 = 4,293.30/x
  3. Step 3: Cross multiply
    17,440.80x = 26,160.99 × 4,293.30
  4. Step 4: Simplify right side
    17,440.80x = 112,316,978.37
  5. Step 5: Solve for x
    x = 112,316,978.37/17,440.80
  6. Step 6: Final answer
    x = 6,439.90

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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.