Home / 37,891.51-52,289.09-20,896.47

Finding the Fourth Proportional to 37,891.51, 52,289.09 and 20,896.47

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Solution

The fourth proportional to 37,891.51, 52,289.09 and 20,896.47 is: 28,836.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,891.51 : 52,289.09 = 20,896.47 : x
  2. Step 2: Convert to fraction form
    37,891.51/52,289.09 = 20,896.47/x
  3. Step 3: Cross multiply
    37,891.51x = 52,289.09 × 20,896.47
  4. Step 4: Simplify right side
    37,891.51x = 1,092,657,400.51
  5. Step 5: Solve for x
    x = 1,092,657,400.51/37,891.51
  6. Step 6: Final answer
    x = 28,836.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.