Home / 37,247.72-51,409.15-21,342.83

Finding the Fourth Proportional to 37,247.72, 51,409.15 and 21,342.83

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Solution

The fourth proportional to 37,247.72, 51,409.15 and 21,342.83 is: 29,457.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,247.72 : 51,409.15 = 21,342.83 : x
  2. Step 2: Convert to fraction form
    37,247.72/51,409.15 = 21,342.83/x
  3. Step 3: Cross multiply
    37,247.72x = 51,409.15 × 21,342.83
  4. Step 4: Simplify right side
    37,247.72x = 1,097,216,438.49
  5. Step 5: Solve for x
    x = 1,097,216,438.49/37,247.72
  6. Step 6: Final answer
    x = 29,457.28

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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.