Home / 15,816.59-23,761.87-13,602.26

Finding the Fourth Proportional to 15,816.59, 23,761.87 and 13,602.26

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Solution

The fourth proportional to 15,816.59, 23,761.87 and 13,602.26 is: 20,435.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,816.59 : 23,761.87 = 13,602.26 : x
  2. Step 2: Convert to fraction form
    15,816.59/23,761.87 = 13,602.26/x
  3. Step 3: Cross multiply
    15,816.59x = 23,761.87 × 13,602.26
  4. Step 4: Simplify right side
    15,816.59x = 323,215,015.02
  5. Step 5: Solve for x
    x = 323,215,015.02/15,816.59
  6. Step 6: Final answer
    x = 20,435.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.