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Finding the Fourth Proportional to 46,649.56, 69,972.52 and 13,369.56

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Solution

The fourth proportional to 46,649.56, 69,972.52 and 13,369.56 is: 20,053.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,649.56 : 69,972.52 = 13,369.56 : x
  2. Step 2: Convert to fraction form
    46,649.56/69,972.52 = 13,369.56/x
  3. Step 3: Cross multiply
    46,649.56x = 69,972.52 × 13,369.56
  4. Step 4: Simplify right side
    46,649.56x = 935,501,804.49
  5. Step 5: Solve for x
    x = 935,501,804.49/46,649.56
  6. Step 6: Final answer
    x = 20,053.82

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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.