Home / 40,774.99-56,271.29-22,871.66

Finding the Fourth Proportional to 40,774.99, 56,271.29 and 22,871.66

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Solution

The fourth proportional to 40,774.99, 56,271.29 and 22,871.66 is: 31,563.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,774.99 : 56,271.29 = 22,871.66 : x
  2. Step 2: Convert to fraction form
    40,774.99/56,271.29 = 22,871.66/x
  3. Step 3: Cross multiply
    40,774.99x = 56,271.29 × 22,871.66
  4. Step 4: Simplify right side
    40,774.99x = 1,287,017,812.64
  5. Step 5: Solve for x
    x = 1,287,017,812.64/40,774.99
  6. Step 6: Final answer
    x = 31,563.90

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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.