Home / 46,974.13-70,465.28-11,913.75

Finding the Fourth Proportional to 46,974.13, 70,465.28 and 11,913.75

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Solution

The fourth proportional to 46,974.13, 70,465.28 and 11,913.75 is: 17,871.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,974.13 : 70,465.28 = 11,913.75 : x
  2. Step 2: Convert to fraction form
    46,974.13/70,465.28 = 11,913.75/x
  3. Step 3: Cross multiply
    46,974.13x = 70,465.28 × 11,913.75
  4. Step 4: Simplify right side
    46,974.13x = 839,505,670.03
  5. Step 5: Solve for x
    x = 839,505,670.03/46,974.13
  6. Step 6: Final answer
    x = 17,871.66

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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.