Home / 55,248.51-82,872.63-15,805.56

Finding the Fourth Proportional to 55,248.51, 82,872.63 and 15,805.56

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Solution

The fourth proportional to 55,248.51, 82,872.63 and 15,805.56 is: 23,708.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,248.51 : 82,872.63 = 15,805.56 : x
  2. Step 2: Convert to fraction form
    55,248.51/82,872.63 = 15,805.56/x
  3. Step 3: Cross multiply
    55,248.51x = 82,872.63 × 15,805.56
  4. Step 4: Simplify right side
    55,248.51x = 1,309,848,325.82
  5. Step 5: Solve for x
    x = 1,309,848,325.82/55,248.51
  6. Step 6: Final answer
    x = 23,708.30

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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.