Home / 15,461.23-23,147.70-14,480.35

Finding the Fourth Proportional to 15,461.23, 23,147.70 and 14,480.35

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Solution

The fourth proportional to 15,461.23, 23,147.70 and 14,480.35 is: 21,679.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,461.23 : 23,147.70 = 14,480.35 : x
  2. Step 2: Convert to fraction form
    15,461.23/23,147.70 = 14,480.35/x
  3. Step 3: Cross multiply
    15,461.23x = 23,147.70 × 14,480.35
  4. Step 4: Simplify right side
    15,461.23x = 335,186,797.70
  5. Step 5: Solve for x
    x = 335,186,797.70/15,461.23
  6. Step 6: Final answer
    x = 21,679.18

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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.