Home / 14,167.49-21,252.45-6,777.86

Finding the Fourth Proportional to 14,167.49, 21,252.45 and 6,777.86

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Solution

The fourth proportional to 14,167.49, 21,252.45 and 6,777.86 is: 10,167.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,167.49 : 21,252.45 = 6,777.86 : x
  2. Step 2: Convert to fraction form
    14,167.49/21,252.45 = 6,777.86/x
  3. Step 3: Cross multiply
    14,167.49x = 21,252.45 × 6,777.86
  4. Step 4: Simplify right side
    14,167.49x = 144,046,024.49
  5. Step 5: Solve for x
    x = 144,046,024.49/14,167.49
  6. Step 6: Final answer
    x = 10,167.37

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1.5x scale

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.