Home / 12,530.05-17,283.14-8,059.46

Finding the Fourth Proportional to 12,530.05, 17,283.14 and 8,059.46

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Solution

The fourth proportional to 12,530.05, 17,283.14 and 8,059.46 is: 11,116.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,530.05 : 17,283.14 = 8,059.46 : x
  2. Step 2: Convert to fraction form
    12,530.05/17,283.14 = 8,059.46/x
  3. Step 3: Cross multiply
    12,530.05x = 17,283.14 × 8,059.46
  4. Step 4: Simplify right side
    12,530.05x = 139,292,775.50
  5. Step 5: Solve for x
    x = 139,292,775.50/12,530.05
  6. Step 6: Final answer
    x = 11,116.70

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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.