Home / 14,585.29-20,127.53-8,297.65

Finding the Fourth Proportional to 14,585.29, 20,127.53 and 8,297.65

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Solution

The fourth proportional to 14,585.29, 20,127.53 and 8,297.65 is: 11,450.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,585.29 : 20,127.53 = 8,297.65 : x
  2. Step 2: Convert to fraction form
    14,585.29/20,127.53 = 8,297.65/x
  3. Step 3: Cross multiply
    14,585.29x = 20,127.53 × 8,297.65
  4. Step 4: Simplify right side
    14,585.29x = 167,011,157.82
  5. Step 5: Solve for x
    x = 167,011,157.82/14,585.29
  6. Step 6: Final answer
    x = 11,450.66

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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.