Home / 38,586.24-57,890.31-12,293.01

Finding the Fourth Proportional to 38,586.24, 57,890.31 and 12,293.01

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Solution

The fourth proportional to 38,586.24, 57,890.31 and 12,293.01 is: 18,443.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,586.24 : 57,890.31 = 12,293.01 : x
  2. Step 2: Convert to fraction form
    38,586.24/57,890.31 = 12,293.01/x
  3. Step 3: Cross multiply
    38,586.24x = 57,890.31 × 12,293.01
  4. Step 4: Simplify right side
    38,586.24x = 711,646,159.73
  5. Step 5: Solve for x
    x = 711,646,159.73/38,586.24
  6. Step 6: Final answer
    x = 18,443.00

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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.