Home / 16,827.90-23,220.62-9,655.91

Finding the Fourth Proportional to 16,827.90, 23,220.62 and 9,655.91

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Solution

The fourth proportional to 16,827.90, 23,220.62 and 9,655.91 is: 13,324.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,827.90 : 23,220.62 = 9,655.91 : x
  2. Step 2: Convert to fraction form
    16,827.90/23,220.62 = 9,655.91/x
  3. Step 3: Cross multiply
    16,827.90x = 23,220.62 × 9,655.91
  4. Step 4: Simplify right side
    16,827.90x = 224,216,230.08
  5. Step 5: Solve for x
    x = 224,216,230.08/16,827.90
  6. Step 6: Final answer
    x = 13,324.08

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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.