Home / 15,234.51-22,820.34-13,958.76

Finding the Fourth Proportional to 15,234.51, 22,820.34 and 13,958.76

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Solution

The fourth proportional to 15,234.51, 22,820.34 and 13,958.76 is: 20,909.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,234.51 : 22,820.34 = 13,958.76 : x
  2. Step 2: Convert to fraction form
    15,234.51/22,820.34 = 13,958.76/x
  3. Step 3: Cross multiply
    15,234.51x = 22,820.34 × 13,958.76
  4. Step 4: Simplify right side
    15,234.51x = 318,543,649.18
  5. Step 5: Solve for x
    x = 318,543,649.18/15,234.51
  6. Step 6: Final answer
    x = 20,909.35

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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.