Home / 37,991.16-56,986.74-10,291.32

Finding the Fourth Proportional to 37,991.16, 56,986.74 and 10,291.32

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Solution

The fourth proportional to 37,991.16, 56,986.74 and 10,291.32 is: 15,436.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,991.16 : 56,986.74 = 10,291.32 : x
  2. Step 2: Convert to fraction form
    37,991.16/56,986.74 = 10,291.32/x
  3. Step 3: Cross multiply
    37,991.16x = 56,986.74 × 10,291.32
  4. Step 4: Simplify right side
    37,991.16x = 586,468,777.10
  5. Step 5: Solve for x
    x = 586,468,777.10/37,991.16
  6. Step 6: Final answer
    x = 15,436.98

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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.