Home / 30,222.52-45,323.75-10,496.69

Finding the Fourth Proportional to 30,222.52, 45,323.75 and 10,496.69

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Solution

The fourth proportional to 30,222.52, 45,323.75 and 10,496.69 is: 15,741.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,222.52 : 45,323.75 = 10,496.69 : x
  2. Step 2: Convert to fraction form
    30,222.52/45,323.75 = 10,496.69/x
  3. Step 3: Cross multiply
    30,222.52x = 45,323.75 × 10,496.69
  4. Step 4: Simplify right side
    30,222.52x = 475,749,322.97
  5. Step 5: Solve for x
    x = 475,749,322.97/30,222.52
  6. Step 6: Final answer
    x = 15,741.55

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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.