Home / 14,595.76-21,754.96-13,765.48

Finding the Fourth Proportional to 14,595.76, 21,754.96 and 13,765.48

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Solution

The fourth proportional to 14,595.76, 21,754.96 and 13,765.48 is: 20,517.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,595.76 : 21,754.96 = 13,765.48 : x
  2. Step 2: Convert to fraction form
    14,595.76/21,754.96 = 13,765.48/x
  3. Step 3: Cross multiply
    14,595.76x = 21,754.96 × 13,765.48
  4. Step 4: Simplify right side
    14,595.76x = 299,467,466.78
  5. Step 5: Solve for x
    x = 299,467,466.78/14,595.76
  6. Step 6: Final answer
    x = 20,517.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.