Home / 37,416.95-51,644.26-21,510.65

Finding the Fourth Proportional to 37,416.95, 51,644.26 and 21,510.65

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Solution

The fourth proportional to 37,416.95, 51,644.26 and 21,510.65 is: 29,689.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,416.95 : 51,644.26 = 21,510.65 : x
  2. Step 2: Convert to fraction form
    37,416.95/51,644.26 = 21,510.65/x
  3. Step 3: Cross multiply
    37,416.95x = 51,644.26 × 21,510.65
  4. Step 4: Simplify right side
    37,416.95x = 1,110,901,289.37
  5. Step 5: Solve for x
    x = 1,110,901,289.37/37,416.95
  6. Step 6: Final answer
    x = 29,689.79

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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.