Home / 16,772.06-23,145.45-9,702.59

Finding the Fourth Proportional to 16,772.06, 23,145.45 and 9,702.59

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Solution

The fourth proportional to 16,772.06, 23,145.45 and 9,702.59 is: 13,389.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,772.06 : 23,145.45 = 9,702.59 : x
  2. Step 2: Convert to fraction form
    16,772.06/23,145.45 = 9,702.59/x
  3. Step 3: Cross multiply
    16,772.06x = 23,145.45 × 9,702.59
  4. Step 4: Simplify right side
    16,772.06x = 224,570,659.60
  5. Step 5: Solve for x
    x = 224,570,659.60/16,772.06
  6. Step 6: Final answer
    x = 13,389.57

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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.