Home / 16,864.44-23,271.16-9,789.48

Finding the Fourth Proportional to 16,864.44, 23,271.16 and 9,789.48

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Solution

The fourth proportional to 16,864.44, 23,271.16 and 9,789.48 is: 13,508.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,864.44 : 23,271.16 = 9,789.48 : x
  2. Step 2: Convert to fraction form
    16,864.44/23,271.16 = 9,789.48/x
  3. Step 3: Cross multiply
    16,864.44x = 23,271.16 × 9,789.48
  4. Step 4: Simplify right side
    16,864.44x = 227,812,555.40
  5. Step 5: Solve for x
    x = 227,812,555.40/16,864.44
  6. Step 6: Final answer
    x = 13,508.46

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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.