Home / 14,303.34-21,461.20-7,734.18

Finding the Fourth Proportional to 14,303.34, 21,461.20 and 7,734.18

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Solution

The fourth proportional to 14,303.34, 21,461.20 and 7,734.18 is: 11,604.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,303.34 : 21,461.20 = 7,734.18 : x
  2. Step 2: Convert to fraction form
    14,303.34/21,461.20 = 7,734.18/x
  3. Step 3: Cross multiply
    14,303.34x = 21,461.20 × 7,734.18
  4. Step 4: Simplify right side
    14,303.34x = 165,984,783.82
  5. Step 5: Solve for x
    x = 165,984,783.82/14,303.34
  6. Step 6: Final answer
    x = 11,604.62

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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.