Home / 18,434.88-25,440.48-10,051.68

Finding the Fourth Proportional to 18,434.88, 25,440.48 and 10,051.68

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Solution

The fourth proportional to 18,434.88, 25,440.48 and 10,051.68 is: 13,871.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,434.88 : 25,440.48 = 10,051.68 : x
  2. Step 2: Convert to fraction form
    18,434.88/25,440.48 = 10,051.68/x
  3. Step 3: Cross multiply
    18,434.88x = 25,440.48 × 10,051.68
  4. Step 4: Simplify right side
    18,434.88x = 255,719,564.01
  5. Step 5: Solve for x
    x = 255,719,564.01/18,434.88
  6. Step 6: Final answer
    x = 13,871.51

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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.