Home / 13,052.16-19,579.80-4,288.08

Finding the Fourth Proportional to 13,052.16, 19,579.80 and 4,288.08

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Solution

The fourth proportional to 13,052.16, 19,579.80 and 4,288.08 is: 6,432.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,052.16 : 19,579.80 = 4,288.08 : x
  2. Step 2: Convert to fraction form
    13,052.16/19,579.80 = 4,288.08/x
  3. Step 3: Cross multiply
    13,052.16x = 19,579.80 × 4,288.08
  4. Step 4: Simplify right side
    13,052.16x = 83,959,748.78
  5. Step 5: Solve for x
    x = 83,959,748.78/13,052.16
  6. Step 6: Final answer
    x = 6,432.63

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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.