Home / 10,405.44-14,459.04-10,298.88

Finding the Fourth Proportional to 10,405.44, 14,459.04 and 10,298.88

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Solution

The fourth proportional to 10,405.44, 14,459.04 and 10,298.88 is: 14,310.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,405.44 : 14,459.04 = 10,298.88 : x
  2. Step 2: Convert to fraction form
    10,405.44/14,459.04 = 10,298.88/x
  3. Step 3: Cross multiply
    10,405.44x = 14,459.04 × 10,298.88
  4. Step 4: Simplify right side
    10,405.44x = 148,911,917.88
  5. Step 5: Solve for x
    x = 148,911,917.88/10,405.44
  6. Step 6: Final answer
    x = 14,310.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.