Home / 39,878.56-59,818.32-17,079.34

Finding the Fourth Proportional to 39,878.56, 59,818.32 and 17,079.34

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Solution

The fourth proportional to 39,878.56, 59,818.32 and 17,079.34 is: 25,619.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,878.56 : 59,818.32 = 17,079.34 : x
  2. Step 2: Convert to fraction form
    39,878.56/59,818.32 = 17,079.34/x
  3. Step 3: Cross multiply
    39,878.56x = 59,818.32 × 17,079.34
  4. Step 4: Simplify right side
    39,878.56x = 1,021,657,425.51
  5. Step 5: Solve for x
    x = 1,021,657,425.51/39,878.56
  6. Step 6: Final answer
    x = 25,619.22

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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.