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Finding the Fourth Proportional to 50,698.59, 76,058.60 and 19,107.98

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Solution

The fourth proportional to 50,698.59, 76,058.60 and 19,107.98 is: 28,666.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,698.59 : 76,058.60 = 19,107.98 : x
  2. Step 2: Convert to fraction form
    50,698.59/76,058.60 = 19,107.98/x
  3. Step 3: Cross multiply
    50,698.59x = 76,058.60 × 19,107.98
  4. Step 4: Simplify right side
    50,698.59x = 1,453,326,302.23
  5. Step 5: Solve for x
    x = 1,453,326,302.23/50,698.59
  6. Step 6: Final answer
    x = 28,666.01

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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.