Home / 53,005.65-79,511.49-15,051.96

Finding the Fourth Proportional to 53,005.65, 79,511.49 and 15,051.96

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Solution

The fourth proportional to 53,005.65, 79,511.49 and 15,051.96 is: 22,578.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,005.65 : 79,511.49 = 15,051.96 : x
  2. Step 2: Convert to fraction form
    53,005.65/79,511.49 = 15,051.96/x
  3. Step 3: Cross multiply
    53,005.65x = 79,511.49 × 15,051.96
  4. Step 4: Simplify right side
    53,005.65x = 1,196,803,767.02
  5. Step 5: Solve for x
    x = 1,196,803,767.02/53,005.65
  6. Step 6: Final answer
    x = 22,578.80

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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.