Home / 47,675.47-71,485.51-18,077.16

Finding the Fourth Proportional to 47,675.47, 71,485.51 and 18,077.16

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Solution

The fourth proportional to 47,675.47, 71,485.51 and 18,077.16 is: 27,105.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,675.47 : 71,485.51 = 18,077.16 : x
  2. Step 2: Convert to fraction form
    47,675.47/71,485.51 = 18,077.16/x
  3. Step 3: Cross multiply
    47,675.47x = 71,485.51 × 18,077.16
  4. Step 4: Simplify right side
    47,675.47x = 1,292,255,001.95
  5. Step 5: Solve for x
    x = 1,292,255,001.95/47,675.47
  6. Step 6: Final answer
    x = 27,105.24

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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.