Home / 32,742.77-45,190.44-19,317.31

Finding the Fourth Proportional to 32,742.77, 45,190.44 and 19,317.31

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Solution

The fourth proportional to 32,742.77, 45,190.44 and 19,317.31 is: 26,661.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,742.77 : 45,190.44 = 19,317.31 : x
  2. Step 2: Convert to fraction form
    32,742.77/45,190.44 = 19,317.31/x
  3. Step 3: Cross multiply
    32,742.77x = 45,190.44 × 19,317.31
  4. Step 4: Simplify right side
    32,742.77x = 872,957,512.56
  5. Step 5: Solve for x
    x = 872,957,512.56/32,742.77
  6. Step 6: Final answer
    x = 26,661.08

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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.