Home / 39,188.22-58,795.56-12,897.24

Finding the Fourth Proportional to 39,188.22, 58,795.56 and 12,897.24

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Solution

The fourth proportional to 39,188.22, 58,795.56 and 12,897.24 is: 19,350.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,188.22 : 58,795.56 = 12,897.24 : x
  2. Step 2: Convert to fraction form
    39,188.22/58,795.56 = 12,897.24/x
  3. Step 3: Cross multiply
    39,188.22x = 58,795.56 × 12,897.24
  4. Step 4: Simplify right side
    39,188.22x = 758,300,448.25
  5. Step 5: Solve for x
    x = 758,300,448.25/39,188.22
  6. Step 6: Final answer
    x = 19,350.21

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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.