Home / 16,256.64-22,444.52-13,279.60

Finding the Fourth Proportional to 16,256.64, 22,444.52 and 13,279.60

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Solution

The fourth proportional to 16,256.64, 22,444.52 and 13,279.60 is: 18,334.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,256.64 : 22,444.52 = 13,279.60 : x
  2. Step 2: Convert to fraction form
    16,256.64/22,444.52 = 13,279.60/x
  3. Step 3: Cross multiply
    16,256.64x = 22,444.52 × 13,279.60
  4. Step 4: Simplify right side
    16,256.64x = 298,054,247.79
  5. Step 5: Solve for x
    x = 298,054,247.79/16,256.64
  6. Step 6: Final answer
    x = 18,334.31

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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.