Home / 27,480.88-37,923.55-14,905.63

Finding the Fourth Proportional to 27,480.88, 37,923.55 and 14,905.63

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Solution

The fourth proportional to 27,480.88, 37,923.55 and 14,905.63 is: 20,569.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,480.88 : 37,923.55 = 14,905.63 : x
  2. Step 2: Convert to fraction form
    27,480.88/37,923.55 = 14,905.63/x
  3. Step 3: Cross multiply
    27,480.88x = 37,923.55 × 14,905.63
  4. Step 4: Simplify right side
    27,480.88x = 565,274,272.51
  5. Step 5: Solve for x
    x = 565,274,272.51/27,480.88
  6. Step 6: Final answer
    x = 20,569.73

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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.