Home / 38,972.76-53,789.34-23,065.98

Finding the Fourth Proportional to 38,972.76, 53,789.34 and 23,065.98

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Solution

The fourth proportional to 38,972.76, 53,789.34 and 23,065.98 is: 31,835.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,972.76 : 53,789.34 = 23,065.98 : x
  2. Step 2: Convert to fraction form
    38,972.76/53,789.34 = 23,065.98/x
  3. Step 3: Cross multiply
    38,972.76x = 53,789.34 × 23,065.98
  4. Step 4: Simplify right side
    38,972.76x = 1,240,703,840.65
  5. Step 5: Solve for x
    x = 1,240,703,840.65/38,972.76
  6. Step 6: Final answer
    x = 31,835.15

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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.