Home / 27,167.36-37,482.75-17,105.76

Finding the Fourth Proportional to 27,167.36, 37,482.75 and 17,105.76

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Solution

The fourth proportional to 27,167.36, 37,482.75 and 17,105.76 is: 23,600.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,167.36 : 37,482.75 = 17,105.76 : x
  2. Step 2: Convert to fraction form
    27,167.36/37,482.75 = 17,105.76/x
  3. Step 3: Cross multiply
    27,167.36x = 37,482.75 × 17,105.76
  4. Step 4: Simplify right side
    27,167.36x = 641,170,925.64
  5. Step 5: Solve for x
    x = 641,170,925.64/27,167.36
  6. Step 6: Final answer
    x = 23,600.79

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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.