Home / 47,943.77-71,915.63-14,663.84

Finding the Fourth Proportional to 47,943.77, 71,915.63 and 14,663.84

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Solution

The fourth proportional to 47,943.77, 71,915.63 and 14,663.84 is: 21,995.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,943.77 : 71,915.63 = 14,663.84 : x
  2. Step 2: Convert to fraction form
    47,943.77/71,915.63 = 14,663.84/x
  3. Step 3: Cross multiply
    47,943.77x = 71,915.63 × 14,663.84
  4. Step 4: Simplify right side
    47,943.77x = 1,054,558,858.92
  5. Step 5: Solve for x
    x = 1,054,558,858.92/47,943.77
  6. Step 6: Final answer
    x = 21,995.75

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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.