Home / 55,756.57-83,640.78-16,313.89

Finding the Fourth Proportional to 55,756.57, 83,640.78 and 16,313.89

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Solution

The fourth proportional to 55,756.57, 83,640.78 and 16,313.89 is: 24,472.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,756.57 : 83,640.78 = 16,313.89 : x
  2. Step 2: Convert to fraction form
    55,756.57/83,640.78 = 16,313.89/x
  3. Step 3: Cross multiply
    55,756.57x = 83,640.78 × 16,313.89
  4. Step 4: Simplify right side
    55,756.57x = 1,364,506,484.43
  5. Step 5: Solve for x
    x = 1,364,506,484.43/55,756.57
  6. Step 6: Final answer
    x = 24,472.57

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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.