Home / 19,048.19-28,576.84-7,948.70

Finding the Fourth Proportional to 19,048.19, 28,576.84 and 7,948.70

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Solution

The fourth proportional to 19,048.19, 28,576.84 and 7,948.70 is: 11,924.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,048.19 : 28,576.84 = 7,948.70 : x
  2. Step 2: Convert to fraction form
    19,048.19/28,576.84 = 7,948.70/x
  3. Step 3: Cross multiply
    19,048.19x = 28,576.84 × 7,948.70
  4. Step 4: Simplify right side
    19,048.19x = 227,148,636.79
  5. Step 5: Solve for x
    x = 227,148,636.79/19,048.19
  6. Step 6: Final answer
    x = 11,924.95

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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.