Home / 16,585.48-22,917.09-13,255.77

Finding the Fourth Proportional to 16,585.48, 22,917.09 and 13,255.77

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Solution

The fourth proportional to 16,585.48, 22,917.09 and 13,255.77 is: 18,316.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,585.48 : 22,917.09 = 13,255.77 : x
  2. Step 2: Convert to fraction form
    16,585.48/22,917.09 = 13,255.77/x
  3. Step 3: Cross multiply
    16,585.48x = 22,917.09 × 13,255.77
  4. Step 4: Simplify right side
    16,585.48x = 303,783,809.76
  5. Step 5: Solve for x
    x = 303,783,809.76/16,585.48
  6. Step 6: Final answer
    x = 18,316.25

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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.