Home / 38,145.54-57,218.36-15,946.77

Finding the Fourth Proportional to 38,145.54, 57,218.36 and 15,946.77

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Solution

The fourth proportional to 38,145.54, 57,218.36 and 15,946.77 is: 23,920.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,145.54 : 57,218.36 = 15,946.77 : x
  2. Step 2: Convert to fraction form
    38,145.54/57,218.36 = 15,946.77/x
  3. Step 3: Cross multiply
    38,145.54x = 57,218.36 × 15,946.77
  4. Step 4: Simplify right side
    38,145.54x = 912,447,946.96
  5. Step 5: Solve for x
    x = 912,447,946.96/38,145.54
  6. Step 6: Final answer
    x = 23,920.17

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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.