Home / 15,285.42-22,930.56-7,494.84

Finding the Fourth Proportional to 15,285.42, 22,930.56 and 7,494.84

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Solution

The fourth proportional to 15,285.42, 22,930.56 and 7,494.84 is: 11,243.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,285.42 : 22,930.56 = 7,494.84 : x
  2. Step 2: Convert to fraction form
    15,285.42/22,930.56 = 7,494.84/x
  3. Step 3: Cross multiply
    15,285.42x = 22,930.56 × 7,494.84
  4. Step 4: Simplify right side
    15,285.42x = 171,860,878.31
  5. Step 5: Solve for x
    x = 171,860,878.31/15,285.42
  6. Step 6: Final answer
    x = 11,243.45

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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.