Home / 23,587.67-32,564.42-15,640.64

Finding the Fourth Proportional to 23,587.67, 32,564.42 and 15,640.64

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Solution

The fourth proportional to 23,587.67, 32,564.42 and 15,640.64 is: 21,592.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,587.67 : 32,564.42 = 15,640.64 : x
  2. Step 2: Convert to fraction form
    23,587.67/32,564.42 = 15,640.64/x
  3. Step 3: Cross multiply
    23,587.67x = 32,564.42 × 15,640.64
  4. Step 4: Simplify right side
    23,587.67x = 509,328,129.00
  5. Step 5: Solve for x
    x = 509,328,129.00/23,587.67
  6. Step 6: Final answer
    x = 21,592.99

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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.