Home / 55,316.59-76,334.61-30,166.09

Finding the Fourth Proportional to 55,316.59, 76,334.61 and 30,166.09

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Solution

The fourth proportional to 55,316.59, 76,334.61 and 30,166.09 is: 41,627.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,316.59 : 76,334.61 = 30,166.09 : x
  2. Step 2: Convert to fraction form
    55,316.59/76,334.61 = 30,166.09/x
  3. Step 3: Cross multiply
    55,316.59x = 76,334.61 × 30,166.09
  4. Step 4: Simplify right side
    55,316.59x = 2,302,716,715.37
  5. Step 5: Solve for x
    x = 2,302,716,715.37/55,316.59
  6. Step 6: Final answer
    x = 41,627.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.