Home / 37,787.06-52,147.44-21,656.93

Finding the Fourth Proportional to 37,787.06, 52,147.44 and 21,656.93

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Solution

The fourth proportional to 37,787.06, 52,147.44 and 21,656.93 is: 29,887.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,787.06 : 52,147.44 = 21,656.93 : x
  2. Step 2: Convert to fraction form
    37,787.06/52,147.44 = 21,656.93/x
  3. Step 3: Cross multiply
    37,787.06x = 52,147.44 × 21,656.93
  4. Step 4: Simplify right side
    37,787.06x = 1,129,353,197.02
  5. Step 5: Solve for x
    x = 1,129,353,197.02/37,787.06
  6. Step 6: Final answer
    x = 29,887.30

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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.