Home / 37,235.88-51,384.11-21,321.81

Finding the Fourth Proportional to 37,235.88, 51,384.11 and 21,321.81

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Solution

The fourth proportional to 37,235.88, 51,384.11 and 21,321.81 is: 29,423.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,235.88 : 51,384.11 = 21,321.81 : x
  2. Step 2: Convert to fraction form
    37,235.88/51,384.11 = 21,321.81/x
  3. Step 3: Cross multiply
    37,235.88x = 51,384.11 × 21,321.81
  4. Step 4: Simplify right side
    37,235.88x = 1,095,602,123.83
  5. Step 5: Solve for x
    x = 1,095,602,123.83/37,235.88
  6. Step 6: Final answer
    x = 29,423.29

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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.