Home / 28,862.14-43,258.38-14,048.86

Finding the Fourth Proportional to 28,862.14, 43,258.38 and 14,048.86

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Solution

The fourth proportional to 28,862.14, 43,258.38 and 14,048.86 is: 21,056.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,862.14 : 43,258.38 = 14,048.86 : x
  2. Step 2: Convert to fraction form
    28,862.14/43,258.38 = 14,048.86/x
  3. Step 3: Cross multiply
    28,862.14x = 43,258.38 × 14,048.86
  4. Step 4: Simplify right side
    28,862.14x = 607,730,924.45
  5. Step 5: Solve for x
    x = 607,730,924.45/28,862.14
  6. Step 6: Final answer
    x = 21,056.34

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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.