Home / 28,810.67-43,186.40-11,037.16

Finding the Fourth Proportional to 28,810.67, 43,186.40 and 11,037.16

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Solution

The fourth proportional to 28,810.67, 43,186.40 and 11,037.16 is: 16,544.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,810.67 : 43,186.40 = 11,037.16 : x
  2. Step 2: Convert to fraction form
    28,810.67/43,186.40 = 11,037.16/x
  3. Step 3: Cross multiply
    28,810.67x = 43,186.40 × 11,037.16
  4. Step 4: Simplify right side
    28,810.67x = 476,655,206.62
  5. Step 5: Solve for x
    x = 476,655,206.62/28,810.67
  6. Step 6: Final answer
    x = 16,544.40

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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.