Home / 52,810.58-79,224.68-19,530.72

Finding the Fourth Proportional to 52,810.58, 79,224.68 and 19,530.72

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Solution

The fourth proportional to 52,810.58, 79,224.68 and 19,530.72 is: 29,299.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,810.58 : 79,224.68 = 19,530.72 : x
  2. Step 2: Convert to fraction form
    52,810.58/79,224.68 = 19,530.72/x
  3. Step 3: Cross multiply
    52,810.58x = 79,224.68 × 19,530.72
  4. Step 4: Simplify right side
    52,810.58x = 1,547,315,091.00
  5. Step 5: Solve for x
    x = 1,547,315,091.00/52,810.58
  6. Step 6: Final answer
    x = 29,299.34

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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.