Home / 57,391.36-86,088.58-17,948.48

Finding the Fourth Proportional to 57,391.36, 86,088.58 and 17,948.48

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Solution

The fourth proportional to 57,391.36, 86,088.58 and 17,948.48 is: 26,923.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,391.36 : 86,088.58 = 17,948.48 : x
  2. Step 2: Convert to fraction form
    57,391.36/86,088.58 = 17,948.48/x
  3. Step 3: Cross multiply
    57,391.36x = 86,088.58 × 17,948.48
  4. Step 4: Simplify right side
    57,391.36x = 1,545,158,725.92
  5. Step 5: Solve for x
    x = 1,545,158,725.92/57,391.36
  6. Step 6: Final answer
    x = 26,923.19

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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.