Home / 10,021.98-15,032.55-2,626.28

Finding the Fourth Proportional to 10,021.98, 15,032.55 and 2,626.28

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Solution

The fourth proportional to 10,021.98, 15,032.55 and 2,626.28 is: 3,939.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,021.98 : 15,032.55 = 2,626.28 : x
  2. Step 2: Convert to fraction form
    10,021.98/15,032.55 = 2,626.28/x
  3. Step 3: Cross multiply
    10,021.98x = 15,032.55 × 2,626.28
  4. Step 4: Simplify right side
    10,021.98x = 39,479,685.41
  5. Step 5: Solve for x
    x = 39,479,685.41/10,021.98
  6. Step 6: Final answer
    x = 3,939.31

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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.