Home / 13,347.64-20,018.40-5,028.52

Finding the Fourth Proportional to 13,347.64, 20,018.40 and 5,028.52

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Solution

The fourth proportional to 13,347.64, 20,018.40 and 5,028.52 is: 7,541.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,347.64 : 20,018.40 = 5,028.52 : x
  2. Step 2: Convert to fraction form
    13,347.64/20,018.40 = 5,028.52/x
  3. Step 3: Cross multiply
    13,347.64x = 20,018.40 × 5,028.52
  4. Step 4: Simplify right side
    13,347.64x = 100,662,924.77
  5. Step 5: Solve for x
    x = 100,662,924.77/13,347.64
  6. Step 6: Final answer
    x = 7,541.63

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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.