Home / 30,336.44-45,511.14-10,615.64

Finding the Fourth Proportional to 30,336.44, 45,511.14 and 10,615.64

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Solution

The fourth proportional to 30,336.44, 45,511.14 and 10,615.64 is: 15,925.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,336.44 : 45,511.14 = 10,615.64 : x
  2. Step 2: Convert to fraction form
    30,336.44/45,511.14 = 10,615.64/x
  3. Step 3: Cross multiply
    30,336.44x = 45,511.14 × 10,615.64
  4. Step 4: Simplify right side
    30,336.44x = 483,129,878.23
  5. Step 5: Solve for x
    x = 483,129,878.23/30,336.44
  6. Step 6: Final answer
    x = 15,925.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.