Home / 27,114.08-37,417.38-15,179.72

Finding the Fourth Proportional to 27,114.08, 37,417.38 and 15,179.72

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Solution

The fourth proportional to 27,114.08, 37,417.38 and 15,179.72 is: 20,947.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,114.08 : 37,417.38 = 15,179.72 : x
  2. Step 2: Convert to fraction form
    27,114.08/37,417.38 = 15,179.72/x
  3. Step 3: Cross multiply
    27,114.08x = 37,417.38 × 15,179.72
  4. Step 4: Simplify right side
    27,114.08x = 567,985,351.53
  5. Step 5: Solve for x
    x = 567,985,351.53/27,114.08
  6. Step 6: Final answer
    x = 20,947.99

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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.