Home / 16,680.17-25,020.27-4,200.18

Finding the Fourth Proportional to 16,680.17, 25,020.27 and 4,200.18

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Solution

The fourth proportional to 16,680.17, 25,020.27 and 4,200.18 is: 6,300.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,680.17 : 25,020.27 = 4,200.18 : x
  2. Step 2: Convert to fraction form
    16,680.17/25,020.27 = 4,200.18/x
  3. Step 3: Cross multiply
    16,680.17x = 25,020.27 × 4,200.18
  4. Step 4: Simplify right side
    16,680.17x = 105,089,637.65
  5. Step 5: Solve for x
    x = 105,089,637.65/16,680.17
  6. Step 6: Final answer
    x = 6,300.28

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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.