Home / 28,203.41-42,260.60-10,409.57

Finding the Fourth Proportional to 28,203.41, 42,260.60 and 10,409.57

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Solution

The fourth proportional to 28,203.41, 42,260.60 and 10,409.57 is: 15,597.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,203.41 : 42,260.60 = 10,409.57 : x
  2. Step 2: Convert to fraction form
    28,203.41/42,260.60 = 10,409.57/x
  3. Step 3: Cross multiply
    28,203.41x = 42,260.60 × 10,409.57
  4. Step 4: Simplify right side
    28,203.41x = 439,914,805.62
  5. Step 5: Solve for x
    x = 439,914,805.62/28,203.41
  6. Step 6: Final answer
    x = 15,597.93

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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.