Home / 47,030.35-70,544.75-18,949.72

Finding the Fourth Proportional to 47,030.35, 70,544.75 and 18,949.72

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Solution

The fourth proportional to 47,030.35, 70,544.75 and 18,949.72 is: 28,424.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,030.35 : 70,544.75 = 18,949.72 : x
  2. Step 2: Convert to fraction form
    47,030.35/70,544.75 = 18,949.72/x
  3. Step 3: Cross multiply
    47,030.35x = 70,544.75 × 18,949.72
  4. Step 4: Simplify right side
    47,030.35x = 1,336,803,259.97
  5. Step 5: Solve for x
    x = 1,336,803,259.97/47,030.35
  6. Step 6: Final answer
    x = 28,424.27

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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.