Home / 13,600.04-18,763.26-8,882.60

Finding the Fourth Proportional to 13,600.04, 18,763.26 and 8,882.60

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Solution

The fourth proportional to 13,600.04, 18,763.26 and 8,882.60 is: 12,254.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,600.04 : 18,763.26 = 8,882.60 : x
  2. Step 2: Convert to fraction form
    13,600.04/18,763.26 = 8,882.60/x
  3. Step 3: Cross multiply
    13,600.04x = 18,763.26 × 8,882.60
  4. Step 4: Simplify right side
    13,600.04x = 166,666,533.28
  5. Step 5: Solve for x
    x = 166,666,533.28/13,600.04
  6. Step 6: Final answer
    x = 12,254.86

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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.