Home / 18,290.83-25,240.77-10,224.28

Finding the Fourth Proportional to 18,290.83, 25,240.77 and 10,224.28

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Solution

The fourth proportional to 18,290.83, 25,240.77 and 10,224.28 is: 14,109.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,290.83 : 25,240.77 = 10,224.28 : x
  2. Step 2: Convert to fraction form
    18,290.83/25,240.77 = 10,224.28/x
  3. Step 3: Cross multiply
    18,290.83x = 25,240.77 × 10,224.28
  4. Step 4: Simplify right side
    18,290.83x = 258,068,699.90
  5. Step 5: Solve for x
    x = 258,068,699.90/18,290.83
  6. Step 6: Final answer
    x = 14,109.18

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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.