Home / 21,048.50-29,043.63-12,094.27

Finding the Fourth Proportional to 21,048.50, 29,043.63 and 12,094.27

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Solution

The fourth proportional to 21,048.50, 29,043.63 and 12,094.27 is: 16,688.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,048.50 : 29,043.63 = 12,094.27 : x
  2. Step 2: Convert to fraction form
    21,048.50/29,043.63 = 12,094.27/x
  3. Step 3: Cross multiply
    21,048.50x = 29,043.63 × 12,094.27
  4. Step 4: Simplify right side
    21,048.50x = 351,261,442.53
  5. Step 5: Solve for x
    x = 351,261,442.53/21,048.50
  6. Step 6: Final answer
    x = 16,688.20

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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.