Home / 37,783.44-52,145.64-21,656.52

Finding the Fourth Proportional to 37,783.44, 52,145.64 and 21,656.52

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Solution

The fourth proportional to 37,783.44, 52,145.64 and 21,656.52 is: 29,888.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,783.44 : 52,145.64 = 21,656.52 : x
  2. Step 2: Convert to fraction form
    37,783.44/52,145.64 = 21,656.52/x
  3. Step 3: Cross multiply
    37,783.44x = 52,145.64 × 21,656.52
  4. Step 4: Simplify right side
    37,783.44x = 1,129,293,095.57
  5. Step 5: Solve for x
    x = 1,129,293,095.57/37,783.44
  6. Step 6: Final answer
    x = 29,888.57

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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.