Home / 18,699.06-25,802.34-10,632.54

Finding the Fourth Proportional to 18,699.06, 25,802.34 and 10,632.54

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Solution

The fourth proportional to 18,699.06, 25,802.34 and 10,632.54 is: 14,671.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,699.06 : 25,802.34 = 10,632.54 : x
  2. Step 2: Convert to fraction form
    18,699.06/25,802.34 = 10,632.54/x
  3. Step 3: Cross multiply
    18,699.06x = 25,802.34 × 10,632.54
  4. Step 4: Simplify right side
    18,699.06x = 274,344,412.14
  5. Step 5: Solve for x
    x = 274,344,412.14/18,699.06
  6. Step 6: Final answer
    x = 14,671.56

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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.