Home / 40,903.74-61,356.98-11,319.10

Finding the Fourth Proportional to 40,903.74, 61,356.98 and 11,319.10

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Solution

The fourth proportional to 40,903.74, 61,356.98 and 11,319.10 is: 16,979.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,903.74 : 61,356.98 = 11,319.10 : x
  2. Step 2: Convert to fraction form
    40,903.74/61,356.98 = 11,319.10/x
  3. Step 3: Cross multiply
    40,903.74x = 61,356.98 × 11,319.10
  4. Step 4: Simplify right side
    40,903.74x = 694,505,792.32
  5. Step 5: Solve for x
    x = 694,505,792.32/40,903.74
  6. Step 6: Final answer
    x = 16,979.03

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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.