Home / 32,646.90-48,968.30-19,489.36

Finding the Fourth Proportional to 32,646.90, 48,968.30 and 19,489.36

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Solution

The fourth proportional to 32,646.90, 48,968.30 and 19,489.36 is: 29,232.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,646.90 : 48,968.30 = 19,489.36 : x
  2. Step 2: Convert to fraction form
    32,646.90/48,968.30 = 19,489.36/x
  3. Step 3: Cross multiply
    32,646.90x = 48,968.30 × 19,489.36
  4. Step 4: Simplify right side
    32,646.90x = 954,360,735.78
  5. Step 5: Solve for x
    x = 954,360,735.78/32,646.90
  6. Step 6: Final answer
    x = 29,232.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.