Home / 18,757.48-25,886.64-10,374.52

Finding the Fourth Proportional to 18,757.48, 25,886.64 and 10,374.52

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Solution

The fourth proportional to 18,757.48, 25,886.64 and 10,374.52 is: 14,317.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,757.48 : 25,886.64 = 10,374.52 : x
  2. Step 2: Convert to fraction form
    18,757.48/25,886.64 = 10,374.52/x
  3. Step 3: Cross multiply
    18,757.48x = 25,886.64 × 10,374.52
  4. Step 4: Simplify right side
    18,757.48x = 268,561,464.41
  5. Step 5: Solve for x
    x = 268,561,464.41/18,757.48
  6. Step 6: Final answer
    x = 14,317.57

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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.