Home / 57,708.85-86,554.59-18,260.83

Finding the Fourth Proportional to 57,708.85, 86,554.59 and 18,260.83

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Solution

The fourth proportional to 57,708.85, 86,554.59 and 18,260.83 is: 27,388.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,708.85 : 86,554.59 = 18,260.83 : x
  2. Step 2: Convert to fraction form
    57,708.85/86,554.59 = 18,260.83/x
  3. Step 3: Cross multiply
    57,708.85x = 86,554.59 × 18,260.83
  4. Step 4: Simplify right side
    57,708.85x = 1,580,558,653.71
  5. Step 5: Solve for x
    x = 1,580,558,653.71/57,708.85
  6. Step 6: Final answer
    x = 27,388.50

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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.