Home / 18,308.51-25,261.50-10,754.45

Finding the Fourth Proportional to 18,308.51, 25,261.50 and 10,754.45

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Solution

The fourth proportional to 18,308.51, 25,261.50 and 10,754.45 is: 14,838.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,308.51 : 25,261.50 = 10,754.45 : x
  2. Step 2: Convert to fraction form
    18,308.51/25,261.50 = 10,754.45/x
  3. Step 3: Cross multiply
    18,308.51x = 25,261.50 × 10,754.45
  4. Step 4: Simplify right side
    18,308.51x = 271,673,538.68
  5. Step 5: Solve for x
    x = 271,673,538.68/18,308.51
  6. Step 6: Final answer
    x = 14,838.65

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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.