Home / 15,539.98-23,326.27-13,772.35

Finding the Fourth Proportional to 15,539.98, 23,326.27 and 13,772.35

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Solution

The fourth proportional to 15,539.98, 23,326.27 and 13,772.35 is: 20,672.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,539.98 : 23,326.27 = 13,772.35 : x
  2. Step 2: Convert to fraction form
    15,539.98/23,326.27 = 13,772.35/x
  3. Step 3: Cross multiply
    15,539.98x = 23,326.27 × 13,772.35
  4. Step 4: Simplify right side
    15,539.98x = 321,257,593.77
  5. Step 5: Solve for x
    x = 321,257,593.77/15,539.98
  6. Step 6: Final answer
    x = 20,672.97

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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.