Home / 37,533.98-51,784.32-21,618.12

Finding the Fourth Proportional to 37,533.98, 51,784.32 and 21,618.12

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Solution

The fourth proportional to 37,533.98, 51,784.32 and 21,618.12 is: 29,825.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,533.98 : 51,784.32 = 21,618.12 : x
  2. Step 2: Convert to fraction form
    37,533.98/51,784.32 = 21,618.12/x
  3. Step 3: Cross multiply
    37,533.98x = 51,784.32 × 21,618.12
  4. Step 4: Simplify right side
    37,533.98x = 1,119,479,643.88
  5. Step 5: Solve for x
    x = 1,119,479,643.88/37,533.98
  6. Step 6: Final answer
    x = 29,825.76

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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.