Home / 25,302.38-34,917.28-14,124.38

Finding the Fourth Proportional to 25,302.38, 34,917.28 and 14,124.38

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Solution

The fourth proportional to 25,302.38, 34,917.28 and 14,124.38 is: 19,491.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,302.38 : 34,917.28 = 14,124.38 : x
  2. Step 2: Convert to fraction form
    25,302.38/34,917.28 = 14,124.38/x
  3. Step 3: Cross multiply
    25,302.38x = 34,917.28 × 14,124.38
  4. Step 4: Simplify right side
    25,302.38x = 493,184,721.39
  5. Step 5: Solve for x
    x = 493,184,721.39/25,302.38
  6. Step 6: Final answer
    x = 19,491.64

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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.