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Finding the Fourth Proportional to 15,217.58, 22,830.06 and 4,829.42

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Solution

The fourth proportional to 15,217.58, 22,830.06 and 4,829.42 is: 7,245.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,217.58 : 22,830.06 = 4,829.42 : x
  2. Step 2: Convert to fraction form
    15,217.58/22,830.06 = 4,829.42/x
  3. Step 3: Cross multiply
    15,217.58x = 22,830.06 × 4,829.42
  4. Step 4: Simplify right side
    15,217.58x = 110,255,948.37
  5. Step 5: Solve for x
    x = 110,255,948.37/15,217.58
  6. Step 6: Final answer
    x = 7,245.30

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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.