Home / 41,075.76-56,699.88-31,983.12

Finding the Fourth Proportional to 41,075.76, 56,699.88 and 31,983.12

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Solution

The fourth proportional to 41,075.76, 56,699.88 and 31,983.12 is: 44,148.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,075.76 : 56,699.88 = 31,983.12 : x
  2. Step 2: Convert to fraction form
    41,075.76/56,699.88 = 31,983.12/x
  3. Step 3: Cross multiply
    41,075.76x = 56,699.88 × 31,983.12
  4. Step 4: Simplify right side
    41,075.76x = 1,813,439,066.03
  5. Step 5: Solve for x
    x = 1,813,439,066.03/41,075.76
  6. Step 6: Final answer
    x = 44,148.64

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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.