Home / 37,986.72-56,969.10-14,607.60

Finding the Fourth Proportional to 37,986.72, 56,969.10 and 14,607.60

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Solution

The fourth proportional to 37,986.72, 56,969.10 and 14,607.60 is: 21,907.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,986.72 : 56,969.10 = 14,607.60 : x
  2. Step 2: Convert to fraction form
    37,986.72/56,969.10 = 14,607.60/x
  3. Step 3: Cross multiply
    37,986.72x = 56,969.10 × 14,607.60
  4. Step 4: Simplify right side
    37,986.72x = 832,181,825.16
  5. Step 5: Solve for x
    x = 832,181,825.16/37,986.72
  6. Step 6: Final answer
    x = 21,907.18

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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.