Home / 27,153.36-37,471.28-15,216.93

Finding the Fourth Proportional to 27,153.36, 37,471.28 and 15,216.93

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Solution

The fourth proportional to 27,153.36, 37,471.28 and 15,216.93 is: 20,999.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,153.36 : 37,471.28 = 15,216.93 : x
  2. Step 2: Convert to fraction form
    27,153.36/37,471.28 = 15,216.93/x
  3. Step 3: Cross multiply
    27,153.36x = 37,471.28 × 15,216.93
  4. Step 4: Simplify right side
    27,153.36x = 570,197,768.69
  5. Step 5: Solve for x
    x = 570,197,768.69/27,153.36
  6. Step 6: Final answer
    x = 20,999.16

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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.