Home / 37,873.85-52,263.53-20,878.23

Finding the Fourth Proportional to 37,873.85, 52,263.53 and 20,878.23

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Solution

The fourth proportional to 37,873.85, 52,263.53 and 20,878.23 is: 28,810.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,873.85 : 52,263.53 = 20,878.23 : x
  2. Step 2: Convert to fraction form
    37,873.85/52,263.53 = 20,878.23/x
  3. Step 3: Cross multiply
    37,873.85x = 52,263.53 × 20,878.23
  4. Step 4: Simplify right side
    37,873.85x = 1,091,169,895.56
  5. Step 5: Solve for x
    x = 1,091,169,895.56/37,873.85
  6. Step 6: Final answer
    x = 28,810.64

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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.