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Finding the Fourth Proportional to 46,776.63, 70,162.83 and 17,192.31

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Solution

The fourth proportional to 46,776.63, 70,162.83 and 17,192.31 is: 25,787.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,776.63 : 70,162.83 = 17,192.31 : x
  2. Step 2: Convert to fraction form
    46,776.63/70,162.83 = 17,192.31/x
  3. Step 3: Cross multiply
    46,776.63x = 70,162.83 × 17,192.31
  4. Step 4: Simplify right side
    46,776.63x = 1,206,261,123.84
  5. Step 5: Solve for x
    x = 1,206,261,123.84/46,776.63
  6. Step 6: Final answer
    x = 25,787.69

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1.5x scale

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.