Home / 21,776.24-30,058.04-12,351.04

Finding the Fourth Proportional to 21,776.24, 30,058.04 and 12,351.04

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Solution

The fourth proportional to 21,776.24, 30,058.04 and 12,351.04 is: 17,048.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,776.24 : 30,058.04 = 12,351.04 : x
  2. Step 2: Convert to fraction form
    21,776.24/30,058.04 = 12,351.04/x
  3. Step 3: Cross multiply
    21,776.24x = 30,058.04 × 12,351.04
  4. Step 4: Simplify right side
    21,776.24x = 371,248,054.36
  5. Step 5: Solve for x
    x = 371,248,054.36/21,776.24
  6. Step 6: Final answer
    x = 17,048.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.