Home / 14,262.59-19,687.77-12,767.81

Finding the Fourth Proportional to 14,262.59, 19,687.77 and 12,767.81

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Solution

The fourth proportional to 14,262.59, 19,687.77 and 12,767.81 is: 17,624.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,262.59 : 19,687.77 = 12,767.81 : x
  2. Step 2: Convert to fraction form
    14,262.59/19,687.77 = 12,767.81/x
  3. Step 3: Cross multiply
    14,262.59x = 19,687.77 × 12,767.81
  4. Step 4: Simplify right side
    14,262.59x = 251,369,608.24
  5. Step 5: Solve for x
    x = 251,369,608.24/14,262.59
  6. Step 6: Final answer
    x = 17,624.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.