Home / 18,276.44-25,221.26-10,319.00

Finding the Fourth Proportional to 18,276.44, 25,221.26 and 10,319.00

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Solution

The fourth proportional to 18,276.44, 25,221.26 and 10,319.00 is: 14,240.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,276.44 : 25,221.26 = 10,319.00 : x
  2. Step 2: Convert to fraction form
    18,276.44/25,221.26 = 10,319.00/x
  3. Step 3: Cross multiply
    18,276.44x = 25,221.26 × 10,319.00
  4. Step 4: Simplify right side
    18,276.44x = 260,258,081.63
  5. Step 5: Solve for x
    x = 260,258,081.63/18,276.44
  6. Step 6: Final answer
    x = 14,240.09

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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.