Home / 43,491.02-65,237.15-12,326.27

Finding the Fourth Proportional to 43,491.02, 65,237.15 and 12,326.27

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Solution

The fourth proportional to 43,491.02, 65,237.15 and 12,326.27 is: 18,489.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,491.02 : 65,237.15 = 12,326.27 : x
  2. Step 2: Convert to fraction form
    43,491.02/65,237.15 = 12,326.27/x
  3. Step 3: Cross multiply
    43,491.02x = 65,237.15 × 12,326.27
  4. Step 4: Simplify right side
    43,491.02x = 804,130,724.93
  5. Step 5: Solve for x
    x = 804,130,724.93/43,491.02
  6. Step 6: Final answer
    x = 18,489.58

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1.5x scale

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.