Home / 39,555.90-59,188.50-37,418.58

Finding the Fourth Proportional to 39,555.90, 59,188.50 and 37,418.58

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Solution

The fourth proportional to 39,555.90, 59,188.50 and 37,418.58 is: 55,990.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,555.90 : 59,188.50 = 37,418.58 : x
  2. Step 2: Convert to fraction form
    39,555.90/59,188.50 = 37,418.58/x
  3. Step 3: Cross multiply
    39,555.90x = 59,188.50 × 37,418.58
  4. Step 4: Simplify right side
    39,555.90x = 2,214,749,622.33
  5. Step 5: Solve for x
    x = 2,214,749,622.33/39,555.90
  6. Step 6: Final answer
    x = 55,990.37

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1.5x scale

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.