Home / 14,281.42-21,423.03-4,419.87

Finding the Fourth Proportional to 14,281.42, 21,423.03 and 4,419.87

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Solution

The fourth proportional to 14,281.42, 21,423.03 and 4,419.87 is: 6,630.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,281.42 : 21,423.03 = 4,419.87 : x
  2. Step 2: Convert to fraction form
    14,281.42/21,423.03 = 4,419.87/x
  3. Step 3: Cross multiply
    14,281.42x = 21,423.03 × 4,419.87
  4. Step 4: Simplify right side
    14,281.42x = 94,686,900.49
  5. Step 5: Solve for x
    x = 94,686,900.49/14,281.42
  6. Step 6: Final answer
    x = 6,630.08

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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.