Home / 30,511.48-45,762.66-10,524.12

Finding the Fourth Proportional to 30,511.48, 45,762.66 and 10,524.12

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Solution

The fourth proportional to 30,511.48, 45,762.66 and 10,524.12 is: 15,784.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,511.48 : 45,762.66 = 10,524.12 : x
  2. Step 2: Convert to fraction form
    30,511.48/45,762.66 = 10,524.12/x
  3. Step 3: Cross multiply
    30,511.48x = 45,762.66 × 10,524.12
  4. Step 4: Simplify right side
    30,511.48x = 481,611,725.36
  5. Step 5: Solve for x
    x = 481,611,725.36/30,511.48
  6. Step 6: Final answer
    x = 15,784.61

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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.