Home / 47,079.71-64,970.45-25,858.97

Finding the Fourth Proportional to 47,079.71, 64,970.45 and 25,858.97

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Solution

The fourth proportional to 47,079.71, 64,970.45 and 25,858.97 is: 35,685.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,079.71 : 64,970.45 = 25,858.97 : x
  2. Step 2: Convert to fraction form
    47,079.71/64,970.45 = 25,858.97/x
  3. Step 3: Cross multiply
    47,079.71x = 64,970.45 × 25,858.97
  4. Step 4: Simplify right side
    47,079.71x = 1,680,069,132.09
  5. Step 5: Solve for x
    x = 1,680,069,132.09/47,079.71
  6. Step 6: Final answer
    x = 35,685.63

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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.