Home / 23,640.62-32,637.40-15,693.71

Finding the Fourth Proportional to 23,640.62, 32,637.40 and 15,693.71

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Solution

The fourth proportional to 23,640.62, 32,637.40 and 15,693.71 is: 21,666.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,640.62 : 32,637.40 = 15,693.71 : x
  2. Step 2: Convert to fraction form
    23,640.62/32,637.40 = 15,693.71/x
  3. Step 3: Cross multiply
    23,640.62x = 32,637.40 × 15,693.71
  4. Step 4: Simplify right side
    23,640.62x = 512,201,688.33
  5. Step 5: Solve for x
    x = 512,201,688.33/23,640.62
  6. Step 6: Final answer
    x = 21,666.17

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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.