Home / 41,420.49-62,131.74-15,125.32

Finding the Fourth Proportional to 41,420.49, 62,131.74 and 15,125.32

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Solution

The fourth proportional to 41,420.49, 62,131.74 and 15,125.32 is: 22,688.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,420.49 : 62,131.74 = 15,125.32 : x
  2. Step 2: Convert to fraction form
    41,420.49/62,131.74 = 15,125.32/x
  3. Step 3: Cross multiply
    41,420.49x = 62,131.74 × 15,125.32
  4. Step 4: Simplify right side
    41,420.49x = 939,762,449.66
  5. Step 5: Solve for x
    x = 939,762,449.66/41,420.49
  6. Step 6: Final answer
    x = 22,688.35

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1.5x scale

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.