Home / 17,551.53-26,312.34-7,683.42

Finding the Fourth Proportional to 17,551.53, 26,312.34 and 7,683.42

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Solution

The fourth proportional to 17,551.53, 26,312.34 and 7,683.42 is: 11,518.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,551.53 : 26,312.34 = 7,683.42 : x
  2. Step 2: Convert to fraction form
    17,551.53/26,312.34 = 7,683.42/x
  3. Step 3: Cross multiply
    17,551.53x = 26,312.34 × 7,683.42
  4. Step 4: Simplify right side
    17,551.53x = 202,168,759.40
  5. Step 5: Solve for x
    x = 202,168,759.40/17,551.53
  6. Step 6: Final answer
    x = 11,518.58

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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.