Home / 23,400.78-32,295.18-13,327.02

Finding the Fourth Proportional to 23,400.78, 32,295.18 and 13,327.02

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Solution

The fourth proportional to 23,400.78, 32,295.18 and 13,327.02 is: 18,392.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,400.78 : 32,295.18 = 13,327.02 : x
  2. Step 2: Convert to fraction form
    23,400.78/32,295.18 = 13,327.02/x
  3. Step 3: Cross multiply
    23,400.78x = 32,295.18 × 13,327.02
  4. Step 4: Simplify right side
    23,400.78x = 430,398,509.76
  5. Step 5: Solve for x
    x = 430,398,509.76/23,400.78
  6. Step 6: Final answer
    x = 18,392.49

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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.