Home / 19,623.34-29,430.86-6,472.62

Finding the Fourth Proportional to 19,623.34, 29,430.86 and 6,472.62

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Solution

The fourth proportional to 19,623.34, 29,430.86 and 6,472.62 is: 9,707.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,623.34 : 29,430.86 = 6,472.62 : x
  2. Step 2: Convert to fraction form
    19,623.34/29,430.86 = 6,472.62/x
  3. Step 3: Cross multiply
    19,623.34x = 29,430.86 × 6,472.62
  4. Step 4: Simplify right side
    19,623.34x = 190,494,773.05
  5. Step 5: Solve for x
    x = 190,494,773.05/19,623.34
  6. Step 6: Final answer
    x = 9,707.56

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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.