Home / 18,583.40-25,641.14-11,032.58

Finding the Fourth Proportional to 18,583.40, 25,641.14 and 11,032.58

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Solution

The fourth proportional to 18,583.40, 25,641.14 and 11,032.58 is: 15,222.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,583.40 : 25,641.14 = 11,032.58 : x
  2. Step 2: Convert to fraction form
    18,583.40/25,641.14 = 11,032.58/x
  3. Step 3: Cross multiply
    18,583.40x = 25,641.14 × 11,032.58
  4. Step 4: Simplify right side
    18,583.40x = 282,887,928.34
  5. Step 5: Solve for x
    x = 282,887,928.34/18,583.40
  6. Step 6: Final answer
    x = 15,222.61

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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.