Home / 15,270.78-22,870.60-14,850.34

Finding the Fourth Proportional to 15,270.78, 22,870.60 and 14,850.34

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Solution

The fourth proportional to 15,270.78, 22,870.60 and 14,850.34 is: 22,240.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,270.78 : 22,870.60 = 14,850.34 : x
  2. Step 2: Convert to fraction form
    15,270.78/22,870.60 = 14,850.34/x
  3. Step 3: Cross multiply
    15,270.78x = 22,870.60 × 14,850.34
  4. Step 4: Simplify right side
    15,270.78x = 339,636,175.23
  5. Step 5: Solve for x
    x = 339,636,175.23/15,270.78
  6. Step 6: Final answer
    x = 22,240.92

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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.