Home / 46,488.40-69,733.32-13,208.56

Finding the Fourth Proportional to 46,488.40, 69,733.32 and 13,208.56

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Solution

The fourth proportional to 46,488.40, 69,733.32 and 13,208.56 is: 19,813.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,488.40 : 69,733.32 = 13,208.56 : x
  2. Step 2: Convert to fraction form
    46,488.40/69,733.32 = 13,208.56/x
  3. Step 3: Cross multiply
    46,488.40x = 69,733.32 × 13,208.56
  4. Step 4: Simplify right side
    46,488.40x = 921,076,741.22
  5. Step 5: Solve for x
    x = 921,076,741.22/46,488.40
  6. Step 6: Final answer
    x = 19,813.04

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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.