Home / 46,691.82-70,038.93-13,410.54

Finding the Fourth Proportional to 46,691.82, 70,038.93 and 13,410.54

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Solution

The fourth proportional to 46,691.82, 70,038.93 and 13,410.54 is: 20,116.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,691.82 : 70,038.93 = 13,410.54 : x
  2. Step 2: Convert to fraction form
    46,691.82/70,038.93 = 13,410.54/x
  3. Step 3: Cross multiply
    46,691.82x = 70,038.93 × 13,410.54
  4. Step 4: Simplify right side
    46,691.82x = 939,259,872.32
  5. Step 5: Solve for x
    x = 939,259,872.32/46,691.82
  6. Step 6: Final answer
    x = 20,116.15

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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.