Home / 39,554.88-59,253.86-20,806.62

Finding the Fourth Proportional to 39,554.88, 59,253.86 and 20,806.62

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Solution

The fourth proportional to 39,554.88, 59,253.86 and 20,806.62 is: 31,168.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,554.88 : 59,253.86 = 20,806.62 : x
  2. Step 2: Convert to fraction form
    39,554.88/59,253.86 = 20,806.62/x
  3. Step 3: Cross multiply
    39,554.88x = 59,253.86 × 20,806.62
  4. Step 4: Simplify right side
    39,554.88x = 1,232,872,548.55
  5. Step 5: Solve for x
    x = 1,232,872,548.55/39,554.88
  6. Step 6: Final answer
    x = 31,168.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.