Home / 28,731.76-43,090.35-14,683.93

Finding the Fourth Proportional to 28,731.76, 43,090.35 and 14,683.93

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Solution

The fourth proportional to 28,731.76, 43,090.35 and 14,683.93 is: 22,022.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,731.76 : 43,090.35 = 14,683.93 : x
  2. Step 2: Convert to fraction form
    28,731.76/43,090.35 = 14,683.93/x
  3. Step 3: Cross multiply
    28,731.76x = 43,090.35 × 14,683.93
  4. Step 4: Simplify right side
    28,731.76x = 632,735,886.56
  5. Step 5: Solve for x
    x = 632,735,886.56/28,731.76
  6. Step 6: Final answer
    x = 22,022.17

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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.