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Finding the Fourth Proportional to 46,663.94, 70,006.80 and 15,499.16

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Solution

The fourth proportional to 46,663.94, 70,006.80 and 15,499.16 is: 23,252.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,663.94 : 70,006.80 = 15,499.16 : x
  2. Step 2: Convert to fraction form
    46,663.94/70,006.80 = 15,499.16/x
  3. Step 3: Cross multiply
    46,663.94x = 70,006.80 × 15,499.16
  4. Step 4: Simplify right side
    46,663.94x = 1,085,046,594.29
  5. Step 5: Solve for x
    x = 1,085,046,594.29/46,663.94
  6. Step 6: Final answer
    x = 23,252.36

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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.