Home / 12,559.44-17,331.60-7,253.76

Finding the Fourth Proportional to 12,559.44, 17,331.60 and 7,253.76

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Solution

The fourth proportional to 12,559.44, 17,331.60 and 7,253.76 is: 10,009.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,559.44 : 17,331.60 = 7,253.76 : x
  2. Step 2: Convert to fraction form
    12,559.44/17,331.60 = 7,253.76/x
  3. Step 3: Cross multiply
    12,559.44x = 17,331.60 × 7,253.76
  4. Step 4: Simplify right side
    12,559.44x = 125,719,266.82
  5. Step 5: Solve for x
    x = 125,719,266.82/12,559.44
  6. Step 6: Final answer
    x = 10,009.94

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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.