Home / 18,133.51-25,024.20-10,175.77

Finding the Fourth Proportional to 18,133.51, 25,024.20 and 10,175.77

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Solution

The fourth proportional to 18,133.51, 25,024.20 and 10,175.77 is: 14,042.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,133.51 : 25,024.20 = 10,175.77 : x
  2. Step 2: Convert to fraction form
    18,133.51/25,024.20 = 10,175.77/x
  3. Step 3: Cross multiply
    18,133.51x = 25,024.20 × 10,175.77
  4. Step 4: Simplify right side
    18,133.51x = 254,640,503.63
  5. Step 5: Solve for x
    x = 254,640,503.63/18,133.51
  6. Step 6: Final answer
    x = 14,042.54

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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.