Home / 34,812.18-48,040.86-18,896.62

Finding the Fourth Proportional to 34,812.18, 48,040.86 and 18,896.62

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Solution

The fourth proportional to 34,812.18, 48,040.86 and 18,896.62 is: 26,077.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,812.18 : 48,040.86 = 18,896.62 : x
  2. Step 2: Convert to fraction form
    34,812.18/48,040.86 = 18,896.62/x
  3. Step 3: Cross multiply
    34,812.18x = 48,040.86 × 18,896.62
  4. Step 4: Simplify right side
    34,812.18x = 907,809,875.89
  5. Step 5: Solve for x
    x = 907,809,875.89/34,812.18
  6. Step 6: Final answer
    x = 26,077.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.