Home / 46,911.15-70,371.34-13,631.50

Finding the Fourth Proportional to 46,911.15, 70,371.34 and 13,631.50

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Solution

The fourth proportional to 46,911.15, 70,371.34 and 13,631.50 is: 20,448.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,911.15 : 70,371.34 = 13,631.50 : x
  2. Step 2: Convert to fraction form
    46,911.15/70,371.34 = 13,631.50/x
  3. Step 3: Cross multiply
    46,911.15x = 70,371.34 × 13,631.50
  4. Step 4: Simplify right side
    46,911.15x = 959,267,083.64
  5. Step 5: Solve for x
    x = 959,267,083.64/46,911.15
  6. Step 6: Final answer
    x = 20,448.59

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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.