Home / 40,219.47-55,466.51-25,113.51

Finding the Fourth Proportional to 40,219.47, 55,466.51 and 25,113.51

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Solution

The fourth proportional to 40,219.47, 55,466.51 and 25,113.51 is: 34,633.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,219.47 : 55,466.51 = 25,113.51 : x
  2. Step 2: Convert to fraction form
    40,219.47/55,466.51 = 25,113.51/x
  3. Step 3: Cross multiply
    40,219.47x = 55,466.51 × 25,113.51
  4. Step 4: Simplify right side
    40,219.47x = 1,392,958,627.98
  5. Step 5: Solve for x
    x = 1,392,958,627.98/40,219.47
  6. Step 6: Final answer
    x = 34,633.94

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1.5x scale

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.