Home / 30,629.79-45,959.81-14,848.11

Finding the Fourth Proportional to 30,629.79, 45,959.81 and 14,848.11

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Solution

The fourth proportional to 30,629.79, 45,959.81 and 14,848.11 is: 22,279.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,629.79 : 45,959.81 = 14,848.11 : x
  2. Step 2: Convert to fraction form
    30,629.79/45,959.81 = 14,848.11/x
  3. Step 3: Cross multiply
    30,629.79x = 45,959.81 × 14,848.11
  4. Step 4: Simplify right side
    30,629.79x = 682,416,240.22
  5. Step 5: Solve for x
    x = 682,416,240.22/30,629.79
  6. Step 6: Final answer
    x = 22,279.49

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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.