Home / 25,969.14-35,840.10-15,904.26

Finding the Fourth Proportional to 25,969.14, 35,840.10 and 15,904.26

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Solution

The fourth proportional to 25,969.14, 35,840.10 and 15,904.26 is: 21,949.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,969.14 : 35,840.10 = 15,904.26 : x
  2. Step 2: Convert to fraction form
    25,969.14/35,840.10 = 15,904.26/x
  3. Step 3: Cross multiply
    25,969.14x = 35,840.10 × 15,904.26
  4. Step 4: Simplify right side
    25,969.14x = 570,010,268.83
  5. Step 5: Solve for x
    x = 570,010,268.83/25,969.14
  6. Step 6: Final answer
    x = 21,949.52

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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.