Home / 19,084.94-28,582.16-15,123.46

Finding the Fourth Proportional to 19,084.94, 28,582.16 and 15,123.46

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Solution

The fourth proportional to 19,084.94, 28,582.16 and 15,123.46 is: 22,649.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,084.94 : 28,582.16 = 15,123.46 : x
  2. Step 2: Convert to fraction form
    19,084.94/28,582.16 = 15,123.46/x
  3. Step 3: Cross multiply
    19,084.94x = 28,582.16 × 15,123.46
  4. Step 4: Simplify right side
    19,084.94x = 432,261,153.47
  5. Step 5: Solve for x
    x = 432,261,153.47/19,084.94
  6. Step 6: Final answer
    x = 22,649.33

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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.