Home / 38,088.09-57,116.34-14,391.54

Finding the Fourth Proportional to 38,088.09, 57,116.34 and 14,391.54

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Solution

The fourth proportional to 38,088.09, 57,116.34 and 14,391.54 is: 21,581.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,088.09 : 57,116.34 = 14,391.54 : x
  2. Step 2: Convert to fraction form
    38,088.09/57,116.34 = 14,391.54/x
  3. Step 3: Cross multiply
    38,088.09x = 57,116.34 × 14,391.54
  4. Step 4: Simplify right side
    38,088.09x = 821,992,091.76
  5. Step 5: Solve for x
    x = 821,992,091.76/38,088.09
  6. Step 6: Final answer
    x = 21,581.34

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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.