Home / 26,259.30-39,470.31-15,188.22

Finding the Fourth Proportional to 26,259.30, 39,470.31 and 15,188.22

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Solution

The fourth proportional to 26,259.30, 39,470.31 and 15,188.22 is: 22,829.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,259.30 : 39,470.31 = 15,188.22 : x
  2. Step 2: Convert to fraction form
    26,259.30/39,470.31 = 15,188.22/x
  3. Step 3: Cross multiply
    26,259.30x = 39,470.31 × 15,188.22
  4. Step 4: Simplify right side
    26,259.30x = 599,483,751.75
  5. Step 5: Solve for x
    x = 599,483,751.75/26,259.30
  6. Step 6: Final answer
    x = 22,829.39

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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.