Home / 28,203.48-42,302.79-10,673.46

Finding the Fourth Proportional to 28,203.48, 42,302.79 and 10,673.46

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Solution

The fourth proportional to 28,203.48, 42,302.79 and 10,673.46 is: 16,009.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,203.48 : 42,302.79 = 10,673.46 : x
  2. Step 2: Convert to fraction form
    28,203.48/42,302.79 = 10,673.46/x
  3. Step 3: Cross multiply
    28,203.48x = 42,302.79 × 10,673.46
  4. Step 4: Simplify right side
    28,203.48x = 451,517,136.95
  5. Step 5: Solve for x
    x = 451,517,136.95/28,203.48
  6. Step 6: Final answer
    x = 16,009.27

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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.