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Finding the Fourth Proportional to 46,994.32, 70,437.72 and 19,258

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Solution

The fourth proportional to 46,994.32, 70,437.72 and 19,258 is: 28,864.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,994.32 : 70,437.72 = 19,258 : x
  2. Step 2: Convert to fraction form
    46,994.32/70,437.72 = 19,258/x
  3. Step 3: Cross multiply
    46,994.32x = 70,437.72 × 19,258
  4. Step 4: Simplify right side
    46,994.32x = 1,356,489,611.76
  5. Step 5: Solve for x
    x = 1,356,489,611.76/46,994.32
  6. Step 6: Final answer
    x = 28,864.97

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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.