Home / 23,696.40-32,700.96-13,087.20

Finding the Fourth Proportional to 23,696.40, 32,700.96 and 13,087.20

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Solution

The fourth proportional to 23,696.40, 32,700.96 and 13,087.20 is: 18,060.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,696.40 : 32,700.96 = 13,087.20 : x
  2. Step 2: Convert to fraction form
    23,696.40/32,700.96 = 13,087.20/x
  3. Step 3: Cross multiply
    23,696.40x = 32,700.96 × 13,087.20
  4. Step 4: Simplify right side
    23,696.40x = 427,964,003.71
  5. Step 5: Solve for x
    x = 427,964,003.71/23,696.40
  6. Step 6: Final answer
    x = 18,060.30

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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.