Home / 47,322.31-70,968.10-15,723.88

Finding the Fourth Proportional to 47,322.31, 70,968.10 and 15,723.88

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Solution

The fourth proportional to 47,322.31, 70,968.10 and 15,723.88 is: 23,580.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,322.31 : 70,968.10 = 15,723.88 : x
  2. Step 2: Convert to fraction form
    47,322.31/70,968.10 = 15,723.88/x
  3. Step 3: Cross multiply
    47,322.31x = 70,968.10 × 15,723.88
  4. Step 4: Simplify right side
    47,322.31x = 1,115,893,848.92
  5. Step 5: Solve for x
    x = 1,115,893,848.92/47,322.31
  6. Step 6: Final answer
    x = 23,580.72

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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.