Home / 28,583.40-39,446.34-16,007.88

Finding the Fourth Proportional to 28,583.40, 39,446.34 and 16,007.88

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Solution

The fourth proportional to 28,583.40, 39,446.34 and 16,007.88 is: 22,091.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,583.40 : 39,446.34 = 16,007.88 : x
  2. Step 2: Convert to fraction form
    28,583.40/39,446.34 = 16,007.88/x
  3. Step 3: Cross multiply
    28,583.40x = 39,446.34 × 16,007.88
  4. Step 4: Simplify right side
    28,583.40x = 631,452,277.16
  5. Step 5: Solve for x
    x = 631,452,277.16/28,583.40
  6. Step 6: Final answer
    x = 22,091.57

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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.