Home / 28,125.94-42,168.08-17,030.02

Finding the Fourth Proportional to 28,125.94, 42,168.08 and 17,030.02

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Solution

The fourth proportional to 28,125.94, 42,168.08 and 17,030.02 is: 25,532.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,125.94 : 42,168.08 = 17,030.02 : x
  2. Step 2: Convert to fraction form
    28,125.94/42,168.08 = 17,030.02/x
  3. Step 3: Cross multiply
    28,125.94x = 42,168.08 × 17,030.02
  4. Step 4: Simplify right side
    28,125.94x = 718,123,245.76
  5. Step 5: Solve for x
    x = 718,123,245.76/28,125.94
  6. Step 6: Final answer
    x = 25,532.42

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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.