Home / 38,005.22-57,014.32-13,047.50

Finding the Fourth Proportional to 38,005.22, 57,014.32 and 13,047.50

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Solution

The fourth proportional to 38,005.22, 57,014.32 and 13,047.50 is: 19,573.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,005.22 : 57,014.32 = 13,047.50 : x
  2. Step 2: Convert to fraction form
    38,005.22/57,014.32 = 13,047.50/x
  3. Step 3: Cross multiply
    38,005.22x = 57,014.32 × 13,047.50
  4. Step 4: Simplify right side
    38,005.22x = 743,894,340.20
  5. Step 5: Solve for x
    x = 743,894,340.20/38,005.22
  6. Step 6: Final answer
    x = 19,573.48

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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.