Home / 37,776.96-52,125.66-21,860.46

Finding the Fourth Proportional to 37,776.96, 52,125.66 and 21,860.46

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Solution

The fourth proportional to 37,776.96, 52,125.66 and 21,860.46 is: 30,163.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,776.96 : 52,125.66 = 21,860.46 : x
  2. Step 2: Convert to fraction form
    37,776.96/52,125.66 = 21,860.46/x
  3. Step 3: Cross multiply
    37,776.96x = 52,125.66 × 21,860.46
  4. Step 4: Simplify right side
    37,776.96x = 1,139,490,905.40
  5. Step 5: Solve for x
    x = 1,139,490,905.40/37,776.96
  6. Step 6: Final answer
    x = 30,163.65

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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.