Home / 27,455.29-37,887.28-14,879.77

Finding the Fourth Proportional to 27,455.29, 37,887.28 and 14,879.77

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Solution

The fourth proportional to 27,455.29, 37,887.28 and 14,879.77 is: 20,533.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,455.29 : 37,887.28 = 14,879.77 : x
  2. Step 2: Convert to fraction form
    27,455.29/37,887.28 = 14,879.77/x
  3. Step 3: Cross multiply
    27,455.29x = 37,887.28 × 14,879.77
  4. Step 4: Simplify right side
    27,455.29x = 563,754,012.33
  5. Step 5: Solve for x
    x = 563,754,012.33/27,455.29
  6. Step 6: Final answer
    x = 20,533.53

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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.