Home / 46,985.92-70,481.30-11,925.88

Finding the Fourth Proportional to 46,985.92, 70,481.30 and 11,925.88

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Solution

The fourth proportional to 46,985.92, 70,481.30 and 11,925.88 is: 17,889.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,985.92 : 70,481.30 = 11,925.88 : x
  2. Step 2: Convert to fraction form
    46,985.92/70,481.30 = 11,925.88/x
  3. Step 3: Cross multiply
    46,985.92x = 70,481.30 × 11,925.88
  4. Step 4: Simplify right side
    46,985.92x = 840,551,526.04
  5. Step 5: Solve for x
    x = 840,551,526.04/46,985.92
  6. Step 6: Final answer
    x = 17,889.43

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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.