Home / 14,242.53-21,364.14-4,381.89

Finding the Fourth Proportional to 14,242.53, 21,364.14 and 4,381.89

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Solution

The fourth proportional to 14,242.53, 21,364.14 and 4,381.89 is: 6,572.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,242.53 : 21,364.14 = 4,381.89 : x
  2. Step 2: Convert to fraction form
    14,242.53/21,364.14 = 4,381.89/x
  3. Step 3: Cross multiply
    14,242.53x = 21,364.14 × 4,381.89
  4. Step 4: Simplify right side
    14,242.53x = 93,615,311.42
  5. Step 5: Solve for x
    x = 93,615,311.42/14,242.53
  6. Step 6: Final answer
    x = 6,572.94

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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.