Home / 27,552.94-38,023.16-14,977.69

Finding the Fourth Proportional to 27,552.94, 38,023.16 and 14,977.69

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Solution

The fourth proportional to 27,552.94, 38,023.16 and 14,977.69 is: 20,669.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,552.94 : 38,023.16 = 14,977.69 : x
  2. Step 2: Convert to fraction form
    27,552.94/38,023.16 = 14,977.69/x
  3. Step 3: Cross multiply
    27,552.94x = 38,023.16 × 14,977.69
  4. Step 4: Simplify right side
    27,552.94x = 569,498,933.35
  5. Step 5: Solve for x
    x = 569,498,933.35/27,552.94
  6. Step 6: Final answer
    x = 20,669.26

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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.