Home / 35,107.71-48,443.04-20,000.67

Finding the Fourth Proportional to 35,107.71, 48,443.04 and 20,000.67

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Solution

The fourth proportional to 35,107.71, 48,443.04 and 20,000.67 is: 27,597.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,107.71 : 48,443.04 = 20,000.67 : x
  2. Step 2: Convert to fraction form
    35,107.71/48,443.04 = 20,000.67/x
  3. Step 3: Cross multiply
    35,107.71x = 48,443.04 × 20,000.67
  4. Step 4: Simplify right side
    35,107.71x = 968,893,256.84
  5. Step 5: Solve for x
    x = 968,893,256.84/35,107.71
  6. Step 6: Final answer
    x = 27,597.73

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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.