Home / 16,750.54-25,125.72-4,270.51

Finding the Fourth Proportional to 16,750.54, 25,125.72 and 4,270.51

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Solution

The fourth proportional to 16,750.54, 25,125.72 and 4,270.51 is: 6,405.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,750.54 : 25,125.72 = 4,270.51 : x
  2. Step 2: Convert to fraction form
    16,750.54/25,125.72 = 4,270.51/x
  3. Step 3: Cross multiply
    16,750.54x = 25,125.72 × 4,270.51
  4. Step 4: Simplify right side
    16,750.54x = 107,299,638.52
  5. Step 5: Solve for x
    x = 107,299,638.52/16,750.54
  6. Step 6: Final answer
    x = 6,405.74

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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.