Home / 13,573.72-18,732.94-7,605.35

Finding the Fourth Proportional to 13,573.72, 18,732.94 and 7,605.35

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Solution

The fourth proportional to 13,573.72, 18,732.94 and 7,605.35 is: 10,496.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,573.72 : 18,732.94 = 7,605.35 : x
  2. Step 2: Convert to fraction form
    13,573.72/18,732.94 = 7,605.35/x
  3. Step 3: Cross multiply
    13,573.72x = 18,732.94 × 7,605.35
  4. Step 4: Simplify right side
    13,573.72x = 142,470,565.23
  5. Step 5: Solve for x
    x = 142,470,565.23/13,573.72
  6. Step 6: Final answer
    x = 10,496.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.