Home / 16,681.12-23,020.26-9,127.94

Finding the Fourth Proportional to 16,681.12, 23,020.26 and 9,127.94

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Solution

The fourth proportional to 16,681.12, 23,020.26 and 9,127.94 is: 12,596.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,681.12 : 23,020.26 = 9,127.94 : x
  2. Step 2: Convert to fraction form
    16,681.12/23,020.26 = 9,127.94/x
  3. Step 3: Cross multiply
    16,681.12x = 23,020.26 × 9,127.94
  4. Step 4: Simplify right side
    16,681.12x = 210,127,552.06
  5. Step 5: Solve for x
    x = 210,127,552.06/16,681.12
  6. Step 6: Final answer
    x = 12,596.73

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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.