Home / 15,510.74-23,252.96-7,074.21

Finding the Fourth Proportional to 15,510.74, 23,252.96 and 7,074.21

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Solution

The fourth proportional to 15,510.74, 23,252.96 and 7,074.21 is: 10,605.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,510.74 : 23,252.96 = 7,074.21 : x
  2. Step 2: Convert to fraction form
    15,510.74/23,252.96 = 7,074.21/x
  3. Step 3: Cross multiply
    15,510.74x = 23,252.96 × 7,074.21
  4. Step 4: Simplify right side
    15,510.74x = 164,496,286.79
  5. Step 5: Solve for x
    x = 164,496,286.79/15,510.74
  6. Step 6: Final answer
    x = 10,605.32

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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.