Home / 23,015.56-34,528.20-7,434.40

Finding the Fourth Proportional to 23,015.56, 34,528.20 and 7,434.40

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Solution

The fourth proportional to 23,015.56, 34,528.20 and 7,434.40 is: 11,153.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,015.56 : 34,528.20 = 7,434.40 : x
  2. Step 2: Convert to fraction form
    23,015.56/34,528.20 = 7,434.40/x
  3. Step 3: Cross multiply
    23,015.56x = 34,528.20 × 7,434.40
  4. Step 4: Simplify right side
    23,015.56x = 256,696,450.08
  5. Step 5: Solve for x
    x = 256,696,450.08/23,015.56
  6. Step 6: Final answer
    x = 11,153.17

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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.