Home / 23,905.76-32,989.32-13,150.07

Finding the Fourth Proportional to 23,905.76, 32,989.32 and 13,150.07

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Solution

The fourth proportional to 23,905.76, 32,989.32 and 13,150.07 is: 18,146.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,905.76 : 32,989.32 = 13,150.07 : x
  2. Step 2: Convert to fraction form
    23,905.76/32,989.32 = 13,150.07/x
  3. Step 3: Cross multiply
    23,905.76x = 32,989.32 × 13,150.07
  4. Step 4: Simplify right side
    23,905.76x = 433,811,702.31
  5. Step 5: Solve for x
    x = 433,811,702.31/23,905.76
  6. Step 6: Final answer
    x = 18,146.75

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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.