Home / 14,358.12-21,539.76-5,919.93

Finding the Fourth Proportional to 14,358.12, 21,539.76 and 5,919.93

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Solution

The fourth proportional to 14,358.12, 21,539.76 and 5,919.93 is: 8,880.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,358.12 : 21,539.76 = 5,919.93 : x
  2. Step 2: Convert to fraction form
    14,358.12/21,539.76 = 5,919.93/x
  3. Step 3: Cross multiply
    14,358.12x = 21,539.76 × 5,919.93
  4. Step 4: Simplify right side
    14,358.12x = 127,513,871.42
  5. Step 5: Solve for x
    x = 127,513,871.42/14,358.12
  6. Step 6: Final answer
    x = 8,880.96

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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.