Home / 49,459.78-74,184.18-13,922.24

Finding the Fourth Proportional to 49,459.78, 74,184.18 and 13,922.24

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Solution

The fourth proportional to 49,459.78, 74,184.18 and 13,922.24 is: 20,881.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,459.78 : 74,184.18 = 13,922.24 : x
  2. Step 2: Convert to fraction form
    49,459.78/74,184.18 = 13,922.24/x
  3. Step 3: Cross multiply
    49,459.78x = 74,184.18 × 13,922.24
  4. Step 4: Simplify right side
    49,459.78x = 1,032,809,958.16
  5. Step 5: Solve for x
    x = 1,032,809,958.16/49,459.78
  6. Step 6: Final answer
    x = 20,881.81

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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.