Home / 40,261.76-60,384.36-13,957.64

Finding the Fourth Proportional to 40,261.76, 60,384.36 and 13,957.64

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Solution

The fourth proportional to 40,261.76, 60,384.36 and 13,957.64 is: 20,933.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,261.76 : 60,384.36 = 13,957.64 : x
  2. Step 2: Convert to fraction form
    40,261.76/60,384.36 = 13,957.64/x
  3. Step 3: Cross multiply
    40,261.76x = 60,384.36 × 13,957.64
  4. Step 4: Simplify right side
    40,261.76x = 842,823,158.51
  5. Step 5: Solve for x
    x = 842,823,158.51/40,261.76
  6. Step 6: Final answer
    x = 20,933.59

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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.