Home / 40,419.87-55,759.37-27,009.11

Finding the Fourth Proportional to 40,419.87, 55,759.37 and 27,009.11

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Solution

The fourth proportional to 40,419.87, 55,759.37 and 27,009.11 is: 37,259.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,419.87 : 55,759.37 = 27,009.11 : x
  2. Step 2: Convert to fraction form
    40,419.87/55,759.37 = 27,009.11/x
  3. Step 3: Cross multiply
    40,419.87x = 55,759.37 × 27,009.11
  4. Step 4: Simplify right side
    40,419.87x = 1,506,010,544.02
  5. Step 5: Solve for x
    x = 1,506,010,544.02/40,419.87
  6. Step 6: Final answer
    x = 37,259.16

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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.