Home / 17,640.59-26,460.42-4,313.55

Finding the Fourth Proportional to 17,640.59, 26,460.42 and 4,313.55

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Solution

The fourth proportional to 17,640.59, 26,460.42 and 4,313.55 is: 6,470.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,640.59 : 26,460.42 = 4,313.55 : x
  2. Step 2: Convert to fraction form
    17,640.59/26,460.42 = 4,313.55/x
  3. Step 3: Cross multiply
    17,640.59x = 26,460.42 × 4,313.55
  4. Step 4: Simplify right side
    17,640.59x = 114,138,452.01
  5. Step 5: Solve for x
    x = 114,138,452.01/17,640.59
  6. Step 6: Final answer
    x = 6,470.22

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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.