Home / 46,299.39-69,435.29-19,645.05

Finding the Fourth Proportional to 46,299.39, 69,435.29 and 19,645.05

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Solution

The fourth proportional to 46,299.39, 69,435.29 and 19,645.05 is: 29,461.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,299.39 : 69,435.29 = 19,645.05 : x
  2. Step 2: Convert to fraction form
    46,299.39/69,435.29 = 19,645.05/x
  3. Step 3: Cross multiply
    46,299.39x = 69,435.29 × 19,645.05
  4. Step 4: Simplify right side
    46,299.39x = 1,364,059,743.81
  5. Step 5: Solve for x
    x = 1,364,059,743.81/46,299.39
  6. Step 6: Final answer
    x = 29,461.72

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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.