Home / 37,586.82-51,869.70-21,671.13

Finding the Fourth Proportional to 37,586.82, 51,869.70 and 21,671.13

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Solution

The fourth proportional to 37,586.82, 51,869.70 and 21,671.13 is: 29,906.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,586.82 : 51,869.70 = 21,671.13 : x
  2. Step 2: Convert to fraction form
    37,586.82/51,869.70 = 21,671.13/x
  3. Step 3: Cross multiply
    37,586.82x = 51,869.70 × 21,671.13
  4. Step 4: Simplify right side
    37,586.82x = 1,124,075,011.76
  5. Step 5: Solve for x
    x = 1,124,075,011.76/37,586.82
  6. Step 6: Final answer
    x = 29,906.10

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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.