Home / 37,301.70-51,437.66-28,805.21

Finding the Fourth Proportional to 37,301.70, 51,437.66 and 28,805.21

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Solution

The fourth proportional to 37,301.70, 51,437.66 and 28,805.21 is: 39,721.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,301.70 : 51,437.66 = 28,805.21 : x
  2. Step 2: Convert to fraction form
    37,301.70/51,437.66 = 28,805.21/x
  3. Step 3: Cross multiply
    37,301.70x = 51,437.66 × 28,805.21
  4. Step 4: Simplify right side
    37,301.70x = 1,481,672,598.21
  5. Step 5: Solve for x
    x = 1,481,672,598.21/37,301.70
  6. Step 6: Final answer
    x = 39,721.32

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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.