Home / 23,587.93-32,564.78-15,640.89

Finding the Fourth Proportional to 23,587.93, 32,564.78 and 15,640.89

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Solution

The fourth proportional to 23,587.93, 32,564.78 and 15,640.89 is: 21,593.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,587.93 : 32,564.78 = 15,640.89 : x
  2. Step 2: Convert to fraction form
    23,587.93/32,564.78 = 15,640.89/x
  3. Step 3: Cross multiply
    23,587.93x = 32,564.78 × 15,640.89
  4. Step 4: Simplify right side
    23,587.93x = 509,342,141.85
  5. Step 5: Solve for x
    x = 509,342,141.85/23,587.93
  6. Step 6: Final answer
    x = 21,593.34

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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.