Home / 47,140.31-65,053.89-25,920.95

Finding the Fourth Proportional to 47,140.31, 65,053.89 and 25,920.95

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Solution

The fourth proportional to 47,140.31, 65,053.89 and 25,920.95 is: 35,771.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,140.31 : 65,053.89 = 25,920.95 : x
  2. Step 2: Convert to fraction form
    47,140.31/65,053.89 = 25,920.95/x
  3. Step 3: Cross multiply
    47,140.31x = 65,053.89 × 25,920.95
  4. Step 4: Simplify right side
    47,140.31x = 1,686,258,630.00
  5. Step 5: Solve for x
    x = 1,686,258,630.00/47,140.31
  6. Step 6: Final answer
    x = 35,771.06

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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.