Home / 37,871.94-52,264.35-21,740.67

Finding the Fourth Proportional to 37,871.94, 52,264.35 and 21,740.67

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Solution

The fourth proportional to 37,871.94, 52,264.35 and 21,740.67 is: 30,002.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,871.94 : 52,264.35 = 21,740.67 : x
  2. Step 2: Convert to fraction form
    37,871.94/52,264.35 = 21,740.67/x
  3. Step 3: Cross multiply
    37,871.94x = 52,264.35 × 21,740.67
  4. Step 4: Simplify right side
    37,871.94x = 1,136,261,986.11
  5. Step 5: Solve for x
    x = 1,136,261,986.11/37,871.94
  6. Step 6: Final answer
    x = 30,002.74

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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.