Home / 16,862.32-23,270.20-9,308.52

Finding the Fourth Proportional to 16,862.32, 23,270.20 and 9,308.52

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Solution

The fourth proportional to 16,862.32, 23,270.20 and 9,308.52 is: 12,845.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,862.32 : 23,270.20 = 9,308.52 : x
  2. Step 2: Convert to fraction form
    16,862.32/23,270.20 = 9,308.52/x
  3. Step 3: Cross multiply
    16,862.32x = 23,270.20 × 9,308.52
  4. Step 4: Simplify right side
    16,862.32x = 216,611,011.57
  5. Step 5: Solve for x
    x = 216,611,011.57/16,862.32
  6. Step 6: Final answer
    x = 12,845.86

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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.