Home / 28,043.71-42,053.24-10,501.23

Finding the Fourth Proportional to 28,043.71, 42,053.24 and 10,501.23

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Solution

The fourth proportional to 28,043.71, 42,053.24 and 10,501.23 is: 15,747.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,043.71 : 42,053.24 = 10,501.23 : x
  2. Step 2: Convert to fraction form
    28,043.71/42,053.24 = 10,501.23/x
  3. Step 3: Cross multiply
    28,043.71x = 42,053.24 × 10,501.23
  4. Step 4: Simplify right side
    28,043.71x = 441,610,929.44
  5. Step 5: Solve for x
    x = 441,610,929.44/28,043.71
  6. Step 6: Final answer
    x = 15,747.24

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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.