Home / 40,762.85-56,228.90-25,631.55

Finding the Fourth Proportional to 40,762.85, 56,228.90 and 25,631.55

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Solution

The fourth proportional to 40,762.85, 56,228.90 and 25,631.55 is: 35,356.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,762.85 : 56,228.90 = 25,631.55 : x
  2. Step 2: Convert to fraction form
    40,762.85/56,228.90 = 25,631.55/x
  3. Step 3: Cross multiply
    40,762.85x = 56,228.90 × 25,631.55
  4. Step 4: Simplify right side
    40,762.85x = 1,441,233,733.64
  5. Step 5: Solve for x
    x = 1,441,233,733.64/40,762.85
  6. Step 6: Final answer
    x = 35,356.55

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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.