Home / 47,127.39-70,690.72-11,588.55

Finding the Fourth Proportional to 47,127.39, 70,690.72 and 11,588.55

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Solution

The fourth proportional to 47,127.39, 70,690.72 and 11,588.55 is: 17,382.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,127.39 : 70,690.72 = 11,588.55 : x
  2. Step 2: Convert to fraction form
    47,127.39/70,690.72 = 11,588.55/x
  3. Step 3: Cross multiply
    47,127.39x = 70,690.72 × 11,588.55
  4. Step 4: Simplify right side
    47,127.39x = 819,202,943.26
  5. Step 5: Solve for x
    x = 819,202,943.26/47,127.39
  6. Step 6: Final answer
    x = 17,382.74

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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.