Home / 37,487.48-51,749.36-28,535.36

Finding the Fourth Proportional to 37,487.48, 51,749.36 and 28,535.36

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Solution

The fourth proportional to 37,487.48, 51,749.36 and 28,535.36 is: 39,391.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,487.48 : 51,749.36 = 28,535.36 : x
  2. Step 2: Convert to fraction form
    37,487.48/51,749.36 = 28,535.36/x
  3. Step 3: Cross multiply
    37,487.48x = 51,749.36 × 28,535.36
  4. Step 4: Simplify right side
    37,487.48x = 1,476,686,215.95
  5. Step 5: Solve for x
    x = 1,476,686,215.95/37,487.48
  6. Step 6: Final answer
    x = 39,391.46

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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.