Home / 36,037.28-54,058.80-12,668.96

Finding the Fourth Proportional to 36,037.28, 54,058.80 and 12,668.96

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Solution

The fourth proportional to 36,037.28, 54,058.80 and 12,668.96 is: 19,004.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,037.28 : 54,058.80 = 12,668.96 : x
  2. Step 2: Convert to fraction form
    36,037.28/54,058.80 = 12,668.96/x
  3. Step 3: Cross multiply
    36,037.28x = 54,058.80 × 12,668.96
  4. Step 4: Simplify right side
    36,037.28x = 684,868,774.85
  5. Step 5: Solve for x
    x = 684,868,774.85/36,037.28
  6. Step 6: Final answer
    x = 19,004.45

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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.