Home / 40,058.54-55,279.77-22,153.07

Finding the Fourth Proportional to 40,058.54, 55,279.77 and 22,153.07

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Solution

The fourth proportional to 40,058.54, 55,279.77 and 22,153.07 is: 30,570.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,058.54 : 55,279.77 = 22,153.07 : x
  2. Step 2: Convert to fraction form
    40,058.54/55,279.77 = 22,153.07/x
  3. Step 3: Cross multiply
    40,058.54x = 55,279.77 × 22,153.07
  4. Step 4: Simplify right side
    40,058.54x = 1,224,616,614.39
  5. Step 5: Solve for x
    x = 1,224,616,614.39/40,058.54
  6. Step 6: Final answer
    x = 30,570.68

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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.