Home / 46,486.56-69,719.34-13,205.92

Finding the Fourth Proportional to 46,486.56, 69,719.34 and 13,205.92

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Solution

The fourth proportional to 46,486.56, 69,719.34 and 13,205.92 is: 19,805.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,486.56 : 69,719.34 = 13,205.92 : x
  2. Step 2: Convert to fraction form
    46,486.56/69,719.34 = 13,205.92/x
  3. Step 3: Cross multiply
    46,486.56x = 69,719.34 × 13,205.92
  4. Step 4: Simplify right side
    46,486.56x = 920,708,026.49
  5. Step 5: Solve for x
    x = 920,708,026.49/46,486.56
  6. Step 6: Final answer
    x = 19,805.90

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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.