Home / 25,005.28-34,507.16-13,827.28

Finding the Fourth Proportional to 25,005.28, 34,507.16 and 13,827.28

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Solution

The fourth proportional to 25,005.28, 34,507.16 and 13,827.28 is: 19,081.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,005.28 : 34,507.16 = 13,827.28 : x
  2. Step 2: Convert to fraction form
    25,005.28/34,507.16 = 13,827.28/x
  3. Step 3: Cross multiply
    25,005.28x = 34,507.16 × 13,827.28
  4. Step 4: Simplify right side
    25,005.28x = 477,140,163.32
  5. Step 5: Solve for x
    x = 477,140,163.32/25,005.28
  6. Step 6: Final answer
    x = 19,081.58

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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.