Home / 29,676.14-40,953.59-18,345.34

Finding the Fourth Proportional to 29,676.14, 40,953.59 and 18,345.34

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Solution

The fourth proportional to 29,676.14, 40,953.59 and 18,345.34 is: 25,316.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,676.14 : 40,953.59 = 18,345.34 : x
  2. Step 2: Convert to fraction form
    29,676.14/40,953.59 = 18,345.34/x
  3. Step 3: Cross multiply
    29,676.14x = 40,953.59 × 18,345.34
  4. Step 4: Simplify right side
    29,676.14x = 751,307,532.77
  5. Step 5: Solve for x
    x = 751,307,532.77/29,676.14
  6. Step 6: Final answer
    x = 25,316.89

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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.