Home / 28,942.70-43,381.65-14,897.30

Finding the Fourth Proportional to 28,942.70, 43,381.65 and 14,897.30

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Solution

The fourth proportional to 28,942.70, 43,381.65 and 14,897.30 is: 22,329.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,942.70 : 43,381.65 = 14,897.30 : x
  2. Step 2: Convert to fraction form
    28,942.70/43,381.65 = 14,897.30/x
  3. Step 3: Cross multiply
    28,942.70x = 43,381.65 × 14,897.30
  4. Step 4: Simplify right side
    28,942.70x = 646,269,454.55
  5. Step 5: Solve for x
    x = 646,269,454.55/28,942.70
  6. Step 6: Final answer
    x = 22,329.27

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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.