Home / 27,454.36-37,886.88-14,879.12

Finding the Fourth Proportional to 27,454.36, 37,886.88 and 14,879.12

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Solution

The fourth proportional to 27,454.36, 37,886.88 and 14,879.12 is: 20,533.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,454.36 : 37,886.88 = 14,879.12 : x
  2. Step 2: Convert to fraction form
    27,454.36/37,886.88 = 14,879.12/x
  3. Step 3: Cross multiply
    27,454.36x = 37,886.88 × 14,879.12
  4. Step 4: Simplify right side
    27,454.36x = 563,723,433.95
  5. Step 5: Solve for x
    x = 563,723,433.95/27,454.36
  6. Step 6: Final answer
    x = 20,533.11

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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.