Home / 32,881.36-45,346.48-28,119.16

Finding the Fourth Proportional to 32,881.36, 45,346.48 and 28,119.16

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Solution

The fourth proportional to 32,881.36, 45,346.48 and 28,119.16 is: 38,778.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,881.36 : 45,346.48 = 28,119.16 : x
  2. Step 2: Convert to fraction form
    32,881.36/45,346.48 = 28,119.16/x
  3. Step 3: Cross multiply
    32,881.36x = 45,346.48 × 28,119.16
  4. Step 4: Simplify right side
    32,881.36x = 1,275,104,926.56
  5. Step 5: Solve for x
    x = 1,275,104,926.56/32,881.36
  6. Step 6: Final answer
    x = 38,778.96

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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.