Home / 12,302.33-18,452.58-4,908.45

Finding the Fourth Proportional to 12,302.33, 18,452.58 and 4,908.45

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Solution

The fourth proportional to 12,302.33, 18,452.58 and 4,908.45 is: 7,362.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,302.33 : 18,452.58 = 4,908.45 : x
  2. Step 2: Convert to fraction form
    12,302.33/18,452.58 = 4,908.45/x
  3. Step 3: Cross multiply
    12,302.33x = 18,452.58 × 4,908.45
  4. Step 4: Simplify right side
    12,302.33x = 90,573,554.71
  5. Step 5: Solve for x
    x = 90,573,554.71/12,302.33
  6. Step 6: Final answer
    x = 7,362.31

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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.