Home / 43,327.76-64,991.86-13,341.62

Finding the Fourth Proportional to 43,327.76, 64,991.86 and 13,341.62

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Solution

The fourth proportional to 43,327.76, 64,991.86 and 13,341.62 is: 20,012.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,327.76 : 64,991.86 = 13,341.62 : x
  2. Step 2: Convert to fraction form
    43,327.76/64,991.86 = 13,341.62/x
  3. Step 3: Cross multiply
    43,327.76x = 64,991.86 × 13,341.62
  4. Step 4: Simplify right side
    43,327.76x = 867,096,828.34
  5. Step 5: Solve for x
    x = 867,096,828.34/43,327.76
  6. Step 6: Final answer
    x = 20,012.50

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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.