Home / 39,173.51-54,055.19-22,175.06

Finding the Fourth Proportional to 39,173.51, 54,055.19 and 22,175.06

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Solution

The fourth proportional to 39,173.51, 54,055.19 and 22,175.06 is: 30,599.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,173.51 : 54,055.19 = 22,175.06 : x
  2. Step 2: Convert to fraction form
    39,173.51/54,055.19 = 22,175.06/x
  3. Step 3: Cross multiply
    39,173.51x = 54,055.19 × 22,175.06
  4. Step 4: Simplify right side
    39,173.51x = 1,198,676,700.41
  5. Step 5: Solve for x
    x = 1,198,676,700.41/39,173.51
  6. Step 6: Final answer
    x = 30,599.17

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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.