Home / 40,237.70-60,356.55-31,943.30

Finding the Fourth Proportional to 40,237.70, 60,356.55 and 31,943.30

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Solution

The fourth proportional to 40,237.70, 60,356.55 and 31,943.30 is: 47,914.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,237.70 : 60,356.55 = 31,943.30 : x
  2. Step 2: Convert to fraction form
    40,237.70/60,356.55 = 31,943.30/x
  3. Step 3: Cross multiply
    40,237.70x = 60,356.55 × 31,943.30
  4. Step 4: Simplify right side
    40,237.70x = 1,927,987,383.62
  5. Step 5: Solve for x
    x = 1,927,987,383.62/40,237.70
  6. Step 6: Final answer
    x = 47,914.95

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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.