Home / 22,055.22-30,418.61-14,509.35

Finding the Fourth Proportional to 22,055.22, 30,418.61 and 14,509.35

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Solution

The fourth proportional to 22,055.22, 30,418.61 and 14,509.35 is: 20,011.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,055.22 : 30,418.61 = 14,509.35 : x
  2. Step 2: Convert to fraction form
    22,055.22/30,418.61 = 14,509.35/x
  3. Step 3: Cross multiply
    22,055.22x = 30,418.61 × 14,509.35
  4. Step 4: Simplify right side
    22,055.22x = 441,354,186.46
  5. Step 5: Solve for x
    x = 441,354,186.46/22,055.22
  6. Step 6: Final answer
    x = 20,011.33

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Double scale
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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.