Home / 38,856.48-58,312.80-15,469.44

Finding the Fourth Proportional to 38,856.48, 58,312.80 and 15,469.44

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Solution

The fourth proportional to 38,856.48, 58,312.80 and 15,469.44 is: 23,215.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,856.48 : 58,312.80 = 15,469.44 : x
  2. Step 2: Convert to fraction form
    38,856.48/58,312.80 = 15,469.44/x
  3. Step 3: Cross multiply
    38,856.48x = 58,312.80 × 15,469.44
  4. Step 4: Simplify right side
    38,856.48x = 902,066,360.83
  5. Step 5: Solve for x
    x = 902,066,360.83/38,856.48
  6. Step 6: Final answer
    x = 23,215.34

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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.