Home / 27,914.58-38,482.29-19,953.90

Finding the Fourth Proportional to 27,914.58, 38,482.29 and 19,953.90

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Solution

The fourth proportional to 27,914.58, 38,482.29 and 19,953.90 is: 27,507.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,914.58 : 38,482.29 = 19,953.90 : x
  2. Step 2: Convert to fraction form
    27,914.58/38,482.29 = 19,953.90/x
  3. Step 3: Cross multiply
    27,914.58x = 38,482.29 × 19,953.90
  4. Step 4: Simplify right side
    27,914.58x = 767,871,766.43
  5. Step 5: Solve for x
    x = 767,871,766.43/27,914.58
  6. Step 6: Final answer
    x = 27,507.91

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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.