Home / 16,681.74-23,029.13-9,606.79

Finding the Fourth Proportional to 16,681.74, 23,029.13 and 9,606.79

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Solution

The fourth proportional to 16,681.74, 23,029.13 and 9,606.79 is: 13,262.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,681.74 : 23,029.13 = 9,606.79 : x
  2. Step 2: Convert to fraction form
    16,681.74/23,029.13 = 9,606.79/x
  3. Step 3: Cross multiply
    16,681.74x = 23,029.13 × 9,606.79
  4. Step 4: Simplify right side
    16,681.74x = 221,235,967.76
  5. Step 5: Solve for x
    x = 221,235,967.76/16,681.74
  6. Step 6: Final answer
    x = 13,262.17

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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.