Home / 33,243.60-45,891.44-28,688.16

Finding the Fourth Proportional to 33,243.60, 45,891.44 and 28,688.16

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Solution

The fourth proportional to 33,243.60, 45,891.44 and 28,688.16 is: 39,602.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,243.60 : 45,891.44 = 28,688.16 : x
  2. Step 2: Convert to fraction form
    33,243.60/45,891.44 = 28,688.16/x
  3. Step 3: Cross multiply
    33,243.60x = 45,891.44 × 28,688.16
  4. Step 4: Simplify right side
    33,243.60x = 1,316,540,973.35
  5. Step 5: Solve for x
    x = 1,316,540,973.35/33,243.60
  6. Step 6: Final answer
    x = 39,602.84

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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.