Home / 23,201.86-32,008.16-15,645.74

Finding the Fourth Proportional to 23,201.86, 32,008.16 and 15,645.74

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Solution

The fourth proportional to 23,201.86, 32,008.16 and 15,645.74 is: 21,584.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,201.86 : 32,008.16 = 15,645.74 : x
  2. Step 2: Convert to fraction form
    23,201.86/32,008.16 = 15,645.74/x
  3. Step 3: Cross multiply
    23,201.86x = 32,008.16 × 15,645.74
  4. Step 4: Simplify right side
    23,201.86x = 500,791,349.24
  5. Step 5: Solve for x
    x = 500,791,349.24/23,201.86
  6. Step 6: Final answer
    x = 21,584.10

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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.