Home / 27,091.09-37,385.79-15,154.32

Finding the Fourth Proportional to 27,091.09, 37,385.79 and 15,154.32

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Solution

The fourth proportional to 27,091.09, 37,385.79 and 15,154.32 is: 20,913.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,091.09 : 37,385.79 = 15,154.32 : x
  2. Step 2: Convert to fraction form
    27,091.09/37,385.79 = 15,154.32/x
  3. Step 3: Cross multiply
    27,091.09x = 37,385.79 × 15,154.32
  4. Step 4: Simplify right side
    27,091.09x = 566,556,308.48
  5. Step 5: Solve for x
    x = 566,556,308.48/27,091.09
  6. Step 6: Final answer
    x = 20,913.01

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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.