Home / 25,123.99-34,671.54-13,794.55

Finding the Fourth Proportional to 25,123.99, 34,671.54 and 13,794.55

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Solution

The fourth proportional to 25,123.99, 34,671.54 and 13,794.55 is: 19,036.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,123.99 : 34,671.54 = 13,794.55 : x
  2. Step 2: Convert to fraction form
    25,123.99/34,671.54 = 13,794.55/x
  3. Step 3: Cross multiply
    25,123.99x = 34,671.54 × 13,794.55
  4. Step 4: Simplify right side
    25,123.99x = 478,278,292.11
  5. Step 5: Solve for x
    x = 478,278,292.11/25,123.99
  6. Step 6: Final answer
    x = 19,036.72

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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.