Home / 43,124.02-64,664.15-19,730.41

Finding the Fourth Proportional to 43,124.02, 64,664.15 and 19,730.41

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Solution

The fourth proportional to 43,124.02, 64,664.15 and 19,730.41 is: 29,585.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,124.02 : 64,664.15 = 19,730.41 : x
  2. Step 2: Convert to fraction form
    43,124.02/64,664.15 = 19,730.41/x
  3. Step 3: Cross multiply
    43,124.02x = 64,664.15 × 19,730.41
  4. Step 4: Simplify right side
    43,124.02x = 1,275,850,191.80
  5. Step 5: Solve for x
    x = 1,275,850,191.80/43,124.02
  6. Step 6: Final answer
    x = 29,585.60

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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.