Home / 32,742.24-45,189.75-19,316.82

Finding the Fourth Proportional to 32,742.24, 45,189.75 and 19,316.82

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Solution

The fourth proportional to 32,742.24, 45,189.75 and 19,316.82 is: 26,660.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,742.24 : 45,189.75 = 19,316.82 : x
  2. Step 2: Convert to fraction form
    32,742.24/45,189.75 = 19,316.82/x
  3. Step 3: Cross multiply
    32,742.24x = 45,189.75 × 19,316.82
  4. Step 4: Simplify right side
    32,742.24x = 872,922,266.60
  5. Step 5: Solve for x
    x = 872,922,266.60/32,742.24
  6. Step 6: Final answer
    x = 26,660.43

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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.