Home / 37,870.26-52,256.88-20,873.70

Finding the Fourth Proportional to 37,870.26, 52,256.88 and 20,873.70

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Solution

The fourth proportional to 37,870.26, 52,256.88 and 20,873.70 is: 28,803.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,870.26 : 52,256.88 = 20,873.70 : x
  2. Step 2: Convert to fraction form
    37,870.26/52,256.88 = 20,873.70/x
  3. Step 3: Cross multiply
    37,870.26x = 52,256.88 × 20,873.70
  4. Step 4: Simplify right side
    37,870.26x = 1,090,794,436.06
  5. Step 5: Solve for x
    x = 1,090,794,436.06/37,870.26
  6. Step 6: Final answer
    x = 28,803.46

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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.