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Finding the Fourth Proportional to 15,119.84, 22,671.95 and 6,792.74

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Solution

The fourth proportional to 15,119.84, 22,671.95 and 6,792.74 is: 10,185.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,119.84 : 22,671.95 = 6,792.74 : x
  2. Step 2: Convert to fraction form
    15,119.84/22,671.95 = 6,792.74/x
  3. Step 3: Cross multiply
    15,119.84x = 22,671.95 × 6,792.74
  4. Step 4: Simplify right side
    15,119.84x = 154,004,661.64
  5. Step 5: Solve for x
    x = 154,004,661.64/15,119.84
  6. Step 6: Final answer
    x = 10,185.60

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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.