Home / 19,280.89-28,923.46-6,130.18

Finding the Fourth Proportional to 19,280.89, 28,923.46 and 6,130.18

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Solution

The fourth proportional to 19,280.89, 28,923.46 and 6,130.18 is: 9,195.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,280.89 : 28,923.46 = 6,130.18 : x
  2. Step 2: Convert to fraction form
    19,280.89/28,923.46 = 6,130.18/x
  3. Step 3: Cross multiply
    19,280.89x = 28,923.46 × 6,130.18
  4. Step 4: Simplify right side
    19,280.89x = 177,306,091.08
  5. Step 5: Solve for x
    x = 177,306,091.08/19,280.89
  6. Step 6: Final answer
    x = 9,195.95

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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.