Home / 22,673.19-31,304.25-20,275.70

Finding the Fourth Proportional to 22,673.19, 31,304.25 and 20,275.70

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Solution

The fourth proportional to 22,673.19, 31,304.25 and 20,275.70 is: 27,994.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,673.19 : 31,304.25 = 20,275.70 : x
  2. Step 2: Convert to fraction form
    22,673.19/31,304.25 = 20,275.70/x
  3. Step 3: Cross multiply
    22,673.19x = 31,304.25 × 20,275.70
  4. Step 4: Simplify right side
    22,673.19x = 634,715,480.35
  5. Step 5: Solve for x
    x = 634,715,480.35/22,673.19
  6. Step 6: Final answer
    x = 27,994.10

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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.