Home / 13,600.67-20,392.02-6,566.76

Finding the Fourth Proportional to 13,600.67, 20,392.02 and 6,566.76

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Solution

The fourth proportional to 13,600.67, 20,392.02 and 6,566.76 is: 9,845.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,600.67 : 20,392.02 = 6,566.76 : x
  2. Step 2: Convert to fraction form
    13,600.67/20,392.02 = 6,566.76/x
  3. Step 3: Cross multiply
    13,600.67x = 20,392.02 × 6,566.76
  4. Step 4: Simplify right side
    13,600.67x = 133,909,501.26
  5. Step 5: Solve for x
    x = 133,909,501.26/13,600.67
  6. Step 6: Final answer
    x = 9,845.81

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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.