Home / 25,321.12-37,885.31-15,288.94

Finding the Fourth Proportional to 25,321.12, 37,885.31 and 15,288.94

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Solution

The fourth proportional to 25,321.12, 37,885.31 and 15,288.94 is: 22,875.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,321.12 : 37,885.31 = 15,288.94 : x
  2. Step 2: Convert to fraction form
    25,321.12/37,885.31 = 15,288.94/x
  3. Step 3: Cross multiply
    25,321.12x = 37,885.31 × 15,288.94
  4. Step 4: Simplify right side
    25,321.12x = 579,226,060.31
  5. Step 5: Solve for x
    x = 579,226,060.31/25,321.12
  6. Step 6: Final answer
    x = 22,875.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.