Home / 34,401.61-47,449.35-20,973.43

Finding the Fourth Proportional to 34,401.61, 47,449.35 and 20,973.43

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Solution

The fourth proportional to 34,401.61, 47,449.35 and 20,973.43 is: 28,928.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,401.61 : 47,449.35 = 20,973.43 : x
  2. Step 2: Convert to fraction form
    34,401.61/47,449.35 = 20,973.43/x
  3. Step 3: Cross multiply
    34,401.61x = 47,449.35 × 20,973.43
  4. Step 4: Simplify right side
    34,401.61x = 995,175,620.77
  5. Step 5: Solve for x
    x = 995,175,620.77/34,401.61
  6. Step 6: Final answer
    x = 28,928.17

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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.