Home / 39,842.74-54,975.09-22,852.45

Finding the Fourth Proportional to 39,842.74, 54,975.09 and 22,852.45

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Solution

The fourth proportional to 39,842.74, 54,975.09 and 22,852.45 is: 31,531.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,842.74 : 54,975.09 = 22,852.45 : x
  2. Step 2: Convert to fraction form
    39,842.74/54,975.09 = 22,852.45/x
  3. Step 3: Cross multiply
    39,842.74x = 54,975.09 × 22,852.45
  4. Step 4: Simplify right side
    39,842.74x = 1,256,315,495.47
  5. Step 5: Solve for x
    x = 1,256,315,495.47/39,842.74
  6. Step 6: Final answer
    x = 31,531.85

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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.