Home / 25,281.79-34,900.68-14,669.58

Finding the Fourth Proportional to 25,281.79, 34,900.68 and 14,669.58

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Solution

The fourth proportional to 25,281.79, 34,900.68 and 14,669.58 is: 20,250.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,281.79 : 34,900.68 = 14,669.58 : x
  2. Step 2: Convert to fraction form
    25,281.79/34,900.68 = 14,669.58/x
  3. Step 3: Cross multiply
    25,281.79x = 34,900.68 × 14,669.58
  4. Step 4: Simplify right side
    25,281.79x = 511,978,317.31
  5. Step 5: Solve for x
    x = 511,978,317.31/25,281.79
  6. Step 6: Final answer
    x = 20,250.87

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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.