Home / 15,284.25-22,929.81-5,423.51

Finding the Fourth Proportional to 15,284.25, 22,929.81 and 5,423.51

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Solution

The fourth proportional to 15,284.25, 22,929.81 and 5,423.51 is: 8,136.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,284.25 : 22,929.81 = 5,423.51 : x
  2. Step 2: Convert to fraction form
    15,284.25/22,929.81 = 5,423.51/x
  3. Step 3: Cross multiply
    15,284.25x = 22,929.81 × 5,423.51
  4. Step 4: Simplify right side
    15,284.25x = 124,360,053.83
  5. Step 5: Solve for x
    x = 124,360,053.83/15,284.25
  6. Step 6: Final answer
    x = 8,136.48

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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.