Home / 16,687.74-23,029.02-9,134.76

Finding the Fourth Proportional to 16,687.74, 23,029.02 and 9,134.76

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Solution

The fourth proportional to 16,687.74, 23,029.02 and 9,134.76 is: 12,605.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,687.74 : 23,029.02 = 9,134.76 : x
  2. Step 2: Convert to fraction form
    16,687.74/23,029.02 = 9,134.76/x
  3. Step 3: Cross multiply
    16,687.74x = 23,029.02 × 9,134.76
  4. Step 4: Simplify right side
    16,687.74x = 210,364,570.74
  5. Step 5: Solve for x
    x = 210,364,570.74/16,687.74
  6. Step 6: Final answer
    x = 12,605.94

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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.