Home / 13,150.06-19,693.65-7,586.53

Finding the Fourth Proportional to 13,150.06, 19,693.65 and 7,586.53

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Solution

The fourth proportional to 13,150.06, 19,693.65 and 7,586.53 is: 11,361.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,150.06 : 19,693.65 = 7,586.53 : x
  2. Step 2: Convert to fraction form
    13,150.06/19,693.65 = 7,586.53/x
  3. Step 3: Cross multiply
    13,150.06x = 19,693.65 × 7,586.53
  4. Step 4: Simplify right side
    13,150.06x = 149,406,466.53
  5. Step 5: Solve for x
    x = 149,406,466.53/13,150.06
  6. Step 6: Final answer
    x = 11,361.66

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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.