Home / 15,563.37-21,470.49-9,592.86

Finding the Fourth Proportional to 15,563.37, 21,470.49 and 9,592.86

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Solution

The fourth proportional to 15,563.37, 21,470.49 and 9,592.86 is: 13,233.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,563.37 : 21,470.49 = 9,592.86 : x
  2. Step 2: Convert to fraction form
    15,563.37/21,470.49 = 9,592.86/x
  3. Step 3: Cross multiply
    15,563.37x = 21,470.49 × 9,592.86
  4. Step 4: Simplify right side
    15,563.37x = 205,963,404.70
  5. Step 5: Solve for x
    x = 205,963,404.70/15,563.37
  6. Step 6: Final answer
    x = 13,233.86

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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.