Home / 22,047.53-30,408-14,501.61

Finding the Fourth Proportional to 22,047.53, 30,408 and 14,501.61

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Solution

The fourth proportional to 22,047.53, 30,408 and 14,501.61 is: 20,000.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,047.53 : 30,408 = 14,501.61 : x
  2. Step 2: Convert to fraction form
    22,047.53/30,408 = 14,501.61/x
  3. Step 3: Cross multiply
    22,047.53x = 30,408 × 14,501.61
  4. Step 4: Simplify right side
    22,047.53x = 440,964,956.88
  5. Step 5: Solve for x
    x = 440,964,956.88/22,047.53
  6. Step 6: Final answer
    x = 20,000.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.