Home / 14,144.42-21,219.64-4,784.00

Finding the Fourth Proportional to 14,144.42, 21,219.64 and 4,784.00

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Solution

The fourth proportional to 14,144.42, 21,219.64 and 4,784.00 is: 7,177.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,144.42 : 21,219.64 = 4,784.00 : x
  2. Step 2: Convert to fraction form
    14,144.42/21,219.64 = 4,784.00/x
  3. Step 3: Cross multiply
    14,144.42x = 21,219.64 × 4,784.00
  4. Step 4: Simplify right side
    14,144.42x = 101,514,639.70
  5. Step 5: Solve for x
    x = 101,514,639.70/14,144.42
  6. Step 6: Final answer
    x = 7,177.01

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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.