Home / 19,547.56-29,272.72-13,676.68

Finding the Fourth Proportional to 19,547.56, 29,272.72 and 13,676.68

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Solution

The fourth proportional to 19,547.56, 29,272.72 and 13,676.68 is: 20,481.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,547.56 : 29,272.72 = 13,676.68 : x
  2. Step 2: Convert to fraction form
    19,547.56/29,272.72 = 13,676.68/x
  3. Step 3: Cross multiply
    19,547.56x = 29,272.72 × 13,676.68
  4. Step 4: Simplify right side
    19,547.56x = 400,353,624.17
  5. Step 5: Solve for x
    x = 400,353,624.17/19,547.56
  6. Step 6: Final answer
    x = 20,481.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.