Home / 38,071.45-52,531.63-22,161.03

Finding the Fourth Proportional to 38,071.45, 52,531.63 and 22,161.03

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Solution

The fourth proportional to 38,071.45, 52,531.63 and 22,161.03 is: 30,578.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,071.45 : 52,531.63 = 22,161.03 : x
  2. Step 2: Convert to fraction form
    38,071.45/52,531.63 = 22,161.03/x
  3. Step 3: Cross multiply
    38,071.45x = 52,531.63 × 22,161.03
  4. Step 4: Simplify right side
    38,071.45x = 1,164,155,028.38
  5. Step 5: Solve for x
    x = 1,164,155,028.38/38,071.45
  6. Step 6: Final answer
    x = 30,578.16

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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.