Home / 13,563.22-18,718.02-7,594.84

Finding the Fourth Proportional to 13,563.22, 18,718.02 and 7,594.84

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Solution

The fourth proportional to 13,563.22, 18,718.02 and 7,594.84 is: 10,481.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,563.22 : 18,718.02 = 7,594.84 : x
  2. Step 2: Convert to fraction form
    13,563.22/18,718.02 = 7,594.84/x
  3. Step 3: Cross multiply
    13,563.22x = 18,718.02 × 7,594.84
  4. Step 4: Simplify right side
    13,563.22x = 142,160,367.02
  5. Step 5: Solve for x
    x = 142,160,367.02/13,563.22
  6. Step 6: Final answer
    x = 10,481.31

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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.