Home / 30,648.77-45,949.78-15,848.25

Finding the Fourth Proportional to 30,648.77, 45,949.78 and 15,848.25

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Solution

The fourth proportional to 30,648.77, 45,949.78 and 15,848.25 is: 23,760.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,648.77 : 45,949.78 = 15,848.25 : x
  2. Step 2: Convert to fraction form
    30,648.77/45,949.78 = 15,848.25/x
  3. Step 3: Cross multiply
    30,648.77x = 45,949.78 × 15,848.25
  4. Step 4: Simplify right side
    30,648.77x = 728,223,600.89
  5. Step 5: Solve for x
    x = 728,223,600.89/30,648.77
  6. Step 6: Final answer
    x = 23,760.29

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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.