Home / 38,110.03-57,165.08-15,911.30

Finding the Fourth Proportional to 38,110.03, 57,165.08 and 15,911.30

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Solution

The fourth proportional to 38,110.03, 57,165.08 and 15,911.30 is: 23,866.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,110.03 : 57,165.08 = 15,911.30 : x
  2. Step 2: Convert to fraction form
    38,110.03/57,165.08 = 15,911.30/x
  3. Step 3: Cross multiply
    38,110.03x = 57,165.08 × 15,911.30
  4. Step 4: Simplify right side
    38,110.03x = 909,570,800.76
  5. Step 5: Solve for x
    x = 909,570,800.76/38,110.03
  6. Step 6: Final answer
    x = 23,866.97

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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.