Home / 35,673.75-53,497.26-28,636.47

Finding the Fourth Proportional to 35,673.75, 53,497.26 and 28,636.47

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Solution

The fourth proportional to 35,673.75, 53,497.26 and 28,636.47 is: 42,943.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,673.75 : 53,497.26 = 28,636.47 : x
  2. Step 2: Convert to fraction form
    35,673.75/53,497.26 = 28,636.47/x
  3. Step 3: Cross multiply
    35,673.75x = 53,497.26 × 28,636.47
  4. Step 4: Simplify right side
    35,673.75x = 1,531,972,681.07
  5. Step 5: Solve for x
    x = 1,531,972,681.07/35,673.75
  6. Step 6: Final answer
    x = 42,943.98

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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.