Home / 13,714.50-20,574.57-4,354.32

Finding the Fourth Proportional to 13,714.50, 20,574.57 and 4,354.32

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Solution

The fourth proportional to 13,714.50, 20,574.57 and 4,354.32 is: 6,532.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,714.50 : 20,574.57 = 4,354.32 : x
  2. Step 2: Convert to fraction form
    13,714.50/20,574.57 = 4,354.32/x
  3. Step 3: Cross multiply
    13,714.50x = 20,574.57 × 4,354.32
  4. Step 4: Simplify right side
    13,714.50x = 89,588,261.64
  5. Step 5: Solve for x
    x = 89,588,261.64/13,714.50
  6. Step 6: Final answer
    x = 6,532.38

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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.