Home / 70,683.12-106,024.59-18,092.62

Finding the Fourth Proportional to 70,683.12, 106,024.59 and 18,092.62

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Solution

The fourth proportional to 70,683.12, 106,024.59 and 18,092.62 is: 27,138.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,683.12 : 106,024.59 = 18,092.62 : x
  2. Step 2: Convert to fraction form
    70,683.12/106,024.59 = 18,092.62/x
  3. Step 3: Cross multiply
    70,683.12x = 106,024.59 × 18,092.62
  4. Step 4: Simplify right side
    70,683.12x = 1,918,262,617.53
  5. Step 5: Solve for x
    x = 1,918,262,617.53/70,683.12
  6. Step 6: Final answer
    x = 27,138.91

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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.