Home / 28,053.84-38,702.16-16,114.44

Finding the Fourth Proportional to 28,053.84, 38,702.16 and 16,114.44

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Solution

The fourth proportional to 28,053.84, 38,702.16 and 16,114.44 is: 22,230.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,053.84 : 38,702.16 = 16,114.44 : x
  2. Step 2: Convert to fraction form
    28,053.84/38,702.16 = 16,114.44/x
  3. Step 3: Cross multiply
    28,053.84x = 38,702.16 × 16,114.44
  4. Step 4: Simplify right side
    28,053.84x = 623,663,635.19
  5. Step 5: Solve for x
    x = 623,663,635.19/28,053.84
  6. Step 6: Final answer
    x = 22,230.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.