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Finding the Fourth Proportional to 46,908.48, 70,375.86 and 18,848.23

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Solution

The fourth proportional to 46,908.48, 70,375.86 and 18,848.23 is: 28,277.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,908.48 : 70,375.86 = 18,848.23 : x
  2. Step 2: Convert to fraction form
    46,908.48/70,375.86 = 18,848.23/x
  3. Step 3: Cross multiply
    46,908.48x = 70,375.86 × 18,848.23
  4. Step 4: Simplify right side
    46,908.48x = 1,326,460,395.73
  5. Step 5: Solve for x
    x = 1,326,460,395.73/46,908.48
  6. Step 6: Final answer
    x = 28,277.63

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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.