Home / 18,483.77-25,507.59-10,100.27

Finding the Fourth Proportional to 18,483.77, 25,507.59 and 10,100.27

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Solution

The fourth proportional to 18,483.77, 25,507.59 and 10,100.27 is: 13,938.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,483.77 : 25,507.59 = 10,100.27 : x
  2. Step 2: Convert to fraction form
    18,483.77/25,507.59 = 10,100.27/x
  3. Step 3: Cross multiply
    18,483.77x = 25,507.59 × 10,100.27
  4. Step 4: Simplify right side
    18,483.77x = 257,633,546.05
  5. Step 5: Solve for x
    x = 257,633,546.05/18,483.77
  6. Step 6: Final answer
    x = 13,938.37

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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.