Home / 27,155.60-37,476.24-15,222.77

Finding the Fourth Proportional to 27,155.60, 37,476.24 and 15,222.77

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Solution

The fourth proportional to 27,155.60, 37,476.24 and 15,222.77 is: 21,008.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,155.60 : 37,476.24 = 15,222.77 : x
  2. Step 2: Convert to fraction form
    27,155.60/37,476.24 = 15,222.77/x
  3. Step 3: Cross multiply
    27,155.60x = 37,476.24 × 15,222.77
  4. Step 4: Simplify right side
    27,155.60x = 570,492,181.98
  5. Step 5: Solve for x
    x = 570,492,181.98/27,155.60
  6. Step 6: Final answer
    x = 21,008.27

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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.