Home / 19,058.94-28,590.30-7,969.10

Finding the Fourth Proportional to 19,058.94, 28,590.30 and 7,969.10

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Solution

The fourth proportional to 19,058.94, 28,590.30 and 7,969.10 is: 11,954.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,058.94 : 28,590.30 = 7,969.10 : x
  2. Step 2: Convert to fraction form
    19,058.94/28,590.30 = 7,969.10/x
  3. Step 3: Cross multiply
    19,058.94x = 28,590.30 × 7,969.10
  4. Step 4: Simplify right side
    19,058.94x = 227,838,816.78
  5. Step 5: Solve for x
    x = 227,838,816.78/19,058.94
  6. Step 6: Final answer
    x = 11,954.43

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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.