Home / 53,536.55-73,878.46-30,876.49

Finding the Fourth Proportional to 53,536.55, 73,878.46 and 30,876.49

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Solution

The fourth proportional to 53,536.55, 73,878.46 and 30,876.49 is: 42,608.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,536.55 : 73,878.46 = 30,876.49 : x
  2. Step 2: Convert to fraction form
    53,536.55/73,878.46 = 30,876.49/x
  3. Step 3: Cross multiply
    53,536.55x = 73,878.46 × 30,876.49
  4. Step 4: Simplify right side
    53,536.55x = 2,281,107,531.41
  5. Step 5: Solve for x
    x = 2,281,107,531.41/53,536.55
  6. Step 6: Final answer
    x = 42,608.41

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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.