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Finding the Fourth Proportional to 23,559.54, 32,512.62 and 12,949.11

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Solution

The fourth proportional to 23,559.54, 32,512.62 and 12,949.11 is: 17,870.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,559.54 : 32,512.62 = 12,949.11 : x
  2. Step 2: Convert to fraction form
    23,559.54/32,512.62 = 12,949.11/x
  3. Step 3: Cross multiply
    23,559.54x = 32,512.62 × 12,949.11
  4. Step 4: Simplify right side
    23,559.54x = 421,009,492.77
  5. Step 5: Solve for x
    x = 421,009,492.77/23,559.54
  6. Step 6: Final answer
    x = 17,870.02

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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.