Home / 37,808.61-52,178.90-21,893.34

Finding the Fourth Proportional to 37,808.61, 52,178.90 and 21,893.34

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Solution

The fourth proportional to 37,808.61, 52,178.90 and 21,893.34 is: 30,214.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,808.61 : 52,178.90 = 21,893.34 : x
  2. Step 2: Convert to fraction form
    37,808.61/52,178.90 = 21,893.34/x
  3. Step 3: Cross multiply
    37,808.61x = 52,178.90 × 21,893.34
  4. Step 4: Simplify right side
    37,808.61x = 1,142,370,289.06
  5. Step 5: Solve for x
    x = 1,142,370,289.06/37,808.61
  6. Step 6: Final answer
    x = 30,214.55

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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.