Home / 13,659.96-18,851.64-10,296.84

Finding the Fourth Proportional to 13,659.96, 18,851.64 and 10,296.84

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Solution

The fourth proportional to 13,659.96, 18,851.64 and 10,296.84 is: 14,210.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,659.96 : 18,851.64 = 10,296.84 : x
  2. Step 2: Convert to fraction form
    13,659.96/18,851.64 = 10,296.84/x
  3. Step 3: Cross multiply
    13,659.96x = 18,851.64 × 10,296.84
  4. Step 4: Simplify right side
    13,659.96x = 194,112,320.82
  5. Step 5: Solve for x
    x = 194,112,320.82/13,659.96
  6. Step 6: Final answer
    x = 14,210.31

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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.