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Finding the Fourth Proportional to 46,693.80, 70,016.38 and 16,696.47

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Solution

The fourth proportional to 46,693.80, 70,016.38 and 16,696.47 is: 25,036.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,693.80 : 70,016.38 = 16,696.47 : x
  2. Step 2: Convert to fraction form
    46,693.80/70,016.38 = 16,696.47/x
  3. Step 3: Cross multiply
    46,693.80x = 70,016.38 × 16,696.47
  4. Step 4: Simplify right side
    46,693.80x = 1,169,026,521.48
  5. Step 5: Solve for x
    x = 1,169,026,521.48/46,693.80
  6. Step 6: Final answer
    x = 25,036.01

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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.