Home / 55,941.53-83,903.96-18,501.81

Finding the Fourth Proportional to 55,941.53, 83,903.96 and 18,501.81

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Solution

The fourth proportional to 55,941.53, 83,903.96 and 18,501.81 is: 27,749.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,941.53 : 83,903.96 = 18,501.81 : x
  2. Step 2: Convert to fraction form
    55,941.53/83,903.96 = 18,501.81/x
  3. Step 3: Cross multiply
    55,941.53x = 83,903.96 × 18,501.81
  4. Step 4: Simplify right side
    55,941.53x = 1,552,374,719.02
  5. Step 5: Solve for x
    x = 1,552,374,719.02/55,941.53
  6. Step 6: Final answer
    x = 27,749.95

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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.