Home / 27,356.54-41,018.40-13,288.86

Finding the Fourth Proportional to 27,356.54, 41,018.40 and 13,288.86

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Solution

The fourth proportional to 27,356.54, 41,018.40 and 13,288.86 is: 19,925.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,356.54 : 41,018.40 = 13,288.86 : x
  2. Step 2: Convert to fraction form
    27,356.54/41,018.40 = 13,288.86/x
  3. Step 3: Cross multiply
    27,356.54x = 41,018.40 × 13,288.86
  4. Step 4: Simplify right side
    27,356.54x = 545,087,775.02
  5. Step 5: Solve for x
    x = 545,087,775.02/27,356.54
  6. Step 6: Final answer
    x = 19,925.32

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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.