Home / 35,812.60-49,419.92-19,898.06

Finding the Fourth Proportional to 35,812.60, 49,419.92 and 19,898.06

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Solution

The fourth proportional to 35,812.60, 49,419.92 and 19,898.06 is: 27,458.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,812.60 : 49,419.92 = 19,898.06 : x
  2. Step 2: Convert to fraction form
    35,812.60/49,419.92 = 19,898.06/x
  3. Step 3: Cross multiply
    35,812.60x = 49,419.92 × 19,898.06
  4. Step 4: Simplify right side
    35,812.60x = 983,360,336.00
  5. Step 5: Solve for x
    x = 983,360,336.00/35,812.60
  6. Step 6: Final answer
    x = 27,458.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.