Home / 19,247.79-26,563.04-13,584.39

Finding the Fourth Proportional to 19,247.79, 26,563.04 and 13,584.39

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Solution

The fourth proportional to 19,247.79, 26,563.04 and 13,584.39 is: 18,747.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,247.79 : 26,563.04 = 13,584.39 : x
  2. Step 2: Convert to fraction form
    19,247.79/26,563.04 = 13,584.39/x
  3. Step 3: Cross multiply
    19,247.79x = 26,563.04 × 13,584.39
  4. Step 4: Simplify right side
    19,247.79x = 360,842,694.95
  5. Step 5: Solve for x
    x = 360,842,694.95/19,247.79
  6. Step 6: Final answer
    x = 18,747.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.