Home / 15,038.22-22,558.80-5,176.20

Finding the Fourth Proportional to 15,038.22, 22,558.80 and 5,176.20

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Solution

The fourth proportional to 15,038.22, 22,558.80 and 5,176.20 is: 7,764.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,038.22 : 22,558.80 = 5,176.20 : x
  2. Step 2: Convert to fraction form
    15,038.22/22,558.80 = 5,176.20/x
  3. Step 3: Cross multiply
    15,038.22x = 22,558.80 × 5,176.20
  4. Step 4: Simplify right side
    15,038.22x = 116,768,860.56
  5. Step 5: Solve for x
    x = 116,768,860.56/15,038.22
  6. Step 6: Final answer
    x = 7,764.81

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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.