Home / 39,914.94-55,080.64-22,685.06

Finding the Fourth Proportional to 39,914.94, 55,080.64 and 22,685.06

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Solution

The fourth proportional to 39,914.94, 55,080.64 and 22,685.06 is: 31,304.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,914.94 : 55,080.64 = 22,685.06 : x
  2. Step 2: Convert to fraction form
    39,914.94/55,080.64 = 22,685.06/x
  3. Step 3: Cross multiply
    39,914.94x = 55,080.64 × 22,685.06
  4. Step 4: Simplify right side
    39,914.94x = 1,249,507,704.23
  5. Step 5: Solve for x
    x = 1,249,507,704.23/39,914.94
  6. Step 6: Final answer
    x = 31,304.26

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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.