Home / 34,187.23-51,280.62-18,399.69

Finding the Fourth Proportional to 34,187.23, 51,280.62 and 18,399.69

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Solution

The fourth proportional to 34,187.23, 51,280.62 and 18,399.69 is: 27,599.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,187.23 : 51,280.62 = 18,399.69 : x
  2. Step 2: Convert to fraction form
    34,187.23/51,280.62 = 18,399.69/x
  3. Step 3: Cross multiply
    34,187.23x = 51,280.62 × 18,399.69
  4. Step 4: Simplify right side
    34,187.23x = 943,547,442.01
  5. Step 5: Solve for x
    x = 943,547,442.01/34,187.23
  6. Step 6: Final answer
    x = 27,599.41

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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.