Home / 16,681.26-23,020.76-9,127.14

Finding the Fourth Proportional to 16,681.26, 23,020.76 and 9,127.14

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Solution

The fourth proportional to 16,681.26, 23,020.76 and 9,127.14 is: 12,595.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,681.26 : 23,020.76 = 9,127.14 : x
  2. Step 2: Convert to fraction form
    16,681.26/23,020.76 = 9,127.14/x
  3. Step 3: Cross multiply
    16,681.26x = 23,020.76 × 9,127.14
  4. Step 4: Simplify right side
    16,681.26x = 210,113,699.43
  5. Step 5: Solve for x
    x = 210,113,699.43/16,681.26
  6. Step 6: Final answer
    x = 12,595.79

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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.