Home / 35,271.96-48,671.76-21,124.44

Finding the Fourth Proportional to 35,271.96, 48,671.76 and 21,124.44

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Solution

The fourth proportional to 35,271.96, 48,671.76 and 21,124.44 is: 29,149.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,271.96 : 48,671.76 = 21,124.44 : x
  2. Step 2: Convert to fraction form
    35,271.96/48,671.76 = 21,124.44/x
  3. Step 3: Cross multiply
    35,271.96x = 48,671.76 × 21,124.44
  4. Step 4: Simplify right side
    35,271.96x = 1,028,163,673.81
  5. Step 5: Solve for x
    x = 1,028,163,673.81/35,271.96
  6. Step 6: Final answer
    x = 29,149.60

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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.