Home / 39,620.04-59,433.80-11,156.88

Finding the Fourth Proportional to 39,620.04, 59,433.80 and 11,156.88

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Solution

The fourth proportional to 39,620.04, 59,433.80 and 11,156.88 is: 16,736.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,620.04 : 59,433.80 = 11,156.88 : x
  2. Step 2: Convert to fraction form
    39,620.04/59,433.80 = 11,156.88/x
  3. Step 3: Cross multiply
    39,620.04x = 59,433.80 × 11,156.88
  4. Step 4: Simplify right side
    39,620.04x = 663,095,774.54
  5. Step 5: Solve for x
    x = 663,095,774.54/39,620.04
  6. Step 6: Final answer
    x = 16,736.37

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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.