Home / 16,939.69-23,387.74-10,892.66

Finding the Fourth Proportional to 16,939.69, 23,387.74 and 10,892.66

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Solution

The fourth proportional to 16,939.69, 23,387.74 and 10,892.66 is: 15,038.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,939.69 : 23,387.74 = 10,892.66 : x
  2. Step 2: Convert to fraction form
    16,939.69/23,387.74 = 10,892.66/x
  3. Step 3: Cross multiply
    16,939.69x = 23,387.74 × 10,892.66
  4. Step 4: Simplify right side
    16,939.69x = 254,754,555.82
  5. Step 5: Solve for x
    x = 254,754,555.82/16,939.69
  6. Step 6: Final answer
    x = 15,038.92

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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.