Home / 27,530.96-37,998.63-16,779.33

Finding the Fourth Proportional to 27,530.96, 37,998.63 and 16,779.33

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Solution

The fourth proportional to 27,530.96, 37,998.63 and 16,779.33 is: 23,159.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,530.96 : 37,998.63 = 16,779.33 : x
  2. Step 2: Convert to fraction form
    27,530.96/37,998.63 = 16,779.33/x
  3. Step 3: Cross multiply
    27,530.96x = 37,998.63 × 16,779.33
  4. Step 4: Simplify right side
    27,530.96x = 637,591,552.32
  5. Step 5: Solve for x
    x = 637,591,552.32/27,530.96
  6. Step 6: Final answer
    x = 23,159.08

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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.