Home / 37,628.84-51,925.78-21,712.36

Finding the Fourth Proportional to 37,628.84, 51,925.78 and 21,712.36

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Solution

The fourth proportional to 37,628.84, 51,925.78 and 21,712.36 is: 29,961.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,628.84 : 51,925.78 = 21,712.36 : x
  2. Step 2: Convert to fraction form
    37,628.84/51,925.78 = 21,712.36/x
  3. Step 3: Cross multiply
    37,628.84x = 51,925.78 × 21,712.36
  4. Step 4: Simplify right side
    37,628.84x = 1,127,431,228.64
  5. Step 5: Solve for x
    x = 1,127,431,228.64/37,628.84
  6. Step 6: Final answer
    x = 29,961.89

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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.