Home / 46,081.56-69,122.22-18,399

Finding the Fourth Proportional to 46,081.56, 69,122.22 and 18,399

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Solution

The fourth proportional to 46,081.56, 69,122.22 and 18,399 is: 27,598.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,081.56 : 69,122.22 = 18,399 : x
  2. Step 2: Convert to fraction form
    46,081.56/69,122.22 = 18,399/x
  3. Step 3: Cross multiply
    46,081.56x = 69,122.22 × 18,399
  4. Step 4: Simplify right side
    46,081.56x = 1,271,779,725.78
  5. Step 5: Solve for x
    x = 1,271,779,725.78/46,081.56
  6. Step 6: Final answer
    x = 27,598.45

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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.