Home / 23,078.50-31,848.47-13,524.03

Finding the Fourth Proportional to 23,078.50, 31,848.47 and 13,524.03

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Solution

The fourth proportional to 23,078.50, 31,848.47 and 13,524.03 is: 18,663.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,078.50 : 31,848.47 = 13,524.03 : x
  2. Step 2: Convert to fraction form
    23,078.50/31,848.47 = 13,524.03/x
  3. Step 3: Cross multiply
    23,078.50x = 31,848.47 × 13,524.03
  4. Step 4: Simplify right side
    23,078.50x = 430,719,663.73
  5. Step 5: Solve for x
    x = 430,719,663.73/23,078.50
  6. Step 6: Final answer
    x = 18,663.24

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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.