Home / 13,050.89-19,563.20-7,502.57

Finding the Fourth Proportional to 13,050.89, 19,563.20 and 7,502.57

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Solution

The fourth proportional to 13,050.89, 19,563.20 and 7,502.57 is: 11,246.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,050.89 : 19,563.20 = 7,502.57 : x
  2. Step 2: Convert to fraction form
    13,050.89/19,563.20 = 7,502.57/x
  3. Step 3: Cross multiply
    13,050.89x = 19,563.20 × 7,502.57
  4. Step 4: Simplify right side
    13,050.89x = 146,774,239.91
  5. Step 5: Solve for x
    x = 146,774,239.91/13,050.89
  6. Step 6: Final answer
    x = 11,246.30

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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.