Home / 36,459.59-54,694.86-13,091.50

Finding the Fourth Proportional to 36,459.59, 54,694.86 and 13,091.50

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Solution

The fourth proportional to 36,459.59, 54,694.86 and 13,091.50 is: 19,639.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,459.59 : 54,694.86 = 13,091.50 : x
  2. Step 2: Convert to fraction form
    36,459.59/54,694.86 = 13,091.50/x
  3. Step 3: Cross multiply
    36,459.59x = 54,694.86 × 13,091.50
  4. Step 4: Simplify right side
    36,459.59x = 716,037,759.69
  5. Step 5: Solve for x
    x = 716,037,759.69/36,459.59
  6. Step 6: Final answer
    x = 19,639.22

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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.