Home / 34,258.07-51,288.08-21,070.46

Finding the Fourth Proportional to 34,258.07, 51,288.08 and 21,070.46

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Solution

The fourth proportional to 34,258.07, 51,288.08 and 21,070.46 is: 31,544.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,258.07 : 51,288.08 = 21,070.46 : x
  2. Step 2: Convert to fraction form
    34,258.07/51,288.08 = 21,070.46/x
  3. Step 3: Cross multiply
    34,258.07x = 51,288.08 × 21,070.46
  4. Step 4: Simplify right side
    34,258.07x = 1,080,663,076.32
  5. Step 5: Solve for x
    x = 1,080,663,076.32/34,258.07
  6. Step 6: Final answer
    x = 31,544.78

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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.