Home / 37,873.96-52,266.06-20,878.49

Finding the Fourth Proportional to 37,873.96, 52,266.06 and 20,878.49

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Solution

The fourth proportional to 37,873.96, 52,266.06 and 20,878.49 is: 28,812.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,873.96 : 52,266.06 = 20,878.49 : x
  2. Step 2: Convert to fraction form
    37,873.96/52,266.06 = 20,878.49/x
  3. Step 3: Cross multiply
    37,873.96x = 52,266.06 × 20,878.49
  4. Step 4: Simplify right side
    37,873.96x = 1,091,236,541.71
  5. Step 5: Solve for x
    x = 1,091,236,541.71/37,873.96
  6. Step 6: Final answer
    x = 28,812.31

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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.