Home / 15,858.36-23,761.80-9,268.20

Finding the Fourth Proportional to 15,858.36, 23,761.80 and 9,268.20

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Solution

The fourth proportional to 15,858.36, 23,761.80 and 9,268.20 is: 13,887.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,858.36 : 23,761.80 = 9,268.20 : x
  2. Step 2: Convert to fraction form
    15,858.36/23,761.80 = 9,268.20/x
  3. Step 3: Cross multiply
    15,858.36x = 23,761.80 × 9,268.20
  4. Step 4: Simplify right side
    15,858.36x = 220,229,114.76
  5. Step 5: Solve for x
    x = 220,229,114.76/15,858.36
  6. Step 6: Final answer
    x = 13,887.26

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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.