Home / 47,415.47-71,079.26-17,852.90

Finding the Fourth Proportional to 47,415.47, 71,079.26 and 17,852.90

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Solution

The fourth proportional to 47,415.47, 71,079.26 and 17,852.90 is: 26,762.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,415.47 : 71,079.26 = 17,852.90 : x
  2. Step 2: Convert to fraction form
    47,415.47/71,079.26 = 17,852.90/x
  3. Step 3: Cross multiply
    47,415.47x = 71,079.26 × 17,852.90
  4. Step 4: Simplify right side
    47,415.47x = 1,268,970,476.19
  5. Step 5: Solve for x
    x = 1,268,970,476.19/47,415.47
  6. Step 6: Final answer
    x = 26,762.80

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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.