Home / 14,258.14-21,390.86-5,935.39

Finding the Fourth Proportional to 14,258.14, 21,390.86 and 5,935.39

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Solution

The fourth proportional to 14,258.14, 21,390.86 and 5,935.39 is: 8,904.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,258.14 : 21,390.86 = 5,935.39 : x
  2. Step 2: Convert to fraction form
    14,258.14/21,390.86 = 5,935.39/x
  3. Step 3: Cross multiply
    14,258.14x = 21,390.86 × 5,935.39
  4. Step 4: Simplify right side
    14,258.14x = 126,963,066.86
  5. Step 5: Solve for x
    x = 126,963,066.86/14,258.14
  6. Step 6: Final answer
    x = 8,904.60

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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.