Home / 13,040.02-19,559.82-5,248.63

Finding the Fourth Proportional to 13,040.02, 19,559.82 and 5,248.63

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Solution

The fourth proportional to 13,040.02, 19,559.82 and 5,248.63 is: 7,872.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,040.02 : 19,559.82 = 5,248.63 : x
  2. Step 2: Convert to fraction form
    13,040.02/19,559.82 = 5,248.63/x
  3. Step 3: Cross multiply
    13,040.02x = 19,559.82 × 5,248.63
  4. Step 4: Simplify right side
    13,040.02x = 102,662,258.05
  5. Step 5: Solve for x
    x = 102,662,258.05/13,040.02
  6. Step 6: Final answer
    x = 7,872.86

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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.