Home / 35,141.28-52,701.60-14,081.28

Finding the Fourth Proportional to 35,141.28, 52,701.60 and 14,081.28

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Solution

The fourth proportional to 35,141.28, 52,701.60 and 14,081.28 is: 21,117.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,141.28 : 52,701.60 = 14,081.28 : x
  2. Step 2: Convert to fraction form
    35,141.28/52,701.60 = 14,081.28/x
  3. Step 3: Cross multiply
    35,141.28x = 52,701.60 × 14,081.28
  4. Step 4: Simplify right side
    35,141.28x = 742,105,986.05
  5. Step 5: Solve for x
    x = 742,105,986.05/35,141.28
  6. Step 6: Final answer
    x = 21,117.78

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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.