Home / 46,919.92-70,373.40-11,857.45

Finding the Fourth Proportional to 46,919.92, 70,373.40 and 11,857.45

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Solution

The fourth proportional to 46,919.92, 70,373.40 and 11,857.45 is: 17,784.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,919.92 : 70,373.40 = 11,857.45 : x
  2. Step 2: Convert to fraction form
    46,919.92/70,373.40 = 11,857.45/x
  3. Step 3: Cross multiply
    46,919.92x = 70,373.40 × 11,857.45
  4. Step 4: Simplify right side
    46,919.92x = 834,449,071.83
  5. Step 5: Solve for x
    x = 834,449,071.83/46,919.92
  6. Step 6: Final answer
    x = 17,784.54

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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.