Home / 23,578.70-32,538.60-12,969.02

Finding the Fourth Proportional to 23,578.70, 32,538.60 and 12,969.02

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Solution

The fourth proportional to 23,578.70, 32,538.60 and 12,969.02 is: 17,897.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,578.70 : 32,538.60 = 12,969.02 : x
  2. Step 2: Convert to fraction form
    23,578.70/32,538.60 = 12,969.02/x
  3. Step 3: Cross multiply
    23,578.70x = 32,538.60 × 12,969.02
  4. Step 4: Simplify right side
    23,578.70x = 421,993,754.17
  5. Step 5: Solve for x
    x = 421,993,754.17/23,578.70
  6. Step 6: Final answer
    x = 17,897.24

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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.