Home / 47,118.96-70,678.44-15,976.08

Finding the Fourth Proportional to 47,118.96, 70,678.44 and 15,976.08

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Solution

The fourth proportional to 47,118.96, 70,678.44 and 15,976.08 is: 23,964.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,118.96 : 70,678.44 = 15,976.08 : x
  2. Step 2: Convert to fraction form
    47,118.96/70,678.44 = 15,976.08/x
  3. Step 3: Cross multiply
    47,118.96x = 70,678.44 × 15,976.08
  4. Step 4: Simplify right side
    47,118.96x = 1,129,164,411.72
  5. Step 5: Solve for x
    x = 1,129,164,411.72/47,118.96
  6. Step 6: Final answer
    x = 23,964.12

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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.