Home / 20,594.84-28,411.31-12,094.20

Finding the Fourth Proportional to 20,594.84, 28,411.31 and 12,094.20

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Solution

The fourth proportional to 20,594.84, 28,411.31 and 12,094.20 is: 16,684.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,594.84 : 28,411.31 = 12,094.20 : x
  2. Step 2: Convert to fraction form
    20,594.84/28,411.31 = 12,094.20/x
  3. Step 3: Cross multiply
    20,594.84x = 28,411.31 × 12,094.20
  4. Step 4: Simplify right side
    20,594.84x = 343,612,095.64
  5. Step 5: Solve for x
    x = 343,612,095.64/20,594.84
  6. Step 6: Final answer
    x = 16,684.38

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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.