Home / 32,821.37-45,293.46-19,397.45

Finding the Fourth Proportional to 32,821.37, 45,293.46 and 19,397.45

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Solution

The fourth proportional to 32,821.37, 45,293.46 and 19,397.45 is: 26,768.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,821.37 : 45,293.46 = 19,397.45 : x
  2. Step 2: Convert to fraction form
    32,821.37/45,293.46 = 19,397.45/x
  3. Step 3: Cross multiply
    32,821.37x = 45,293.46 × 19,397.45
  4. Step 4: Simplify right side
    32,821.37x = 878,577,399.21
  5. Step 5: Solve for x
    x = 878,577,399.21/32,821.37
  6. Step 6: Final answer
    x = 26,768.46

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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.