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Finding the Fourth Proportional to 25,369.99, 38,070.01 and 14,134.73

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Solution

The fourth proportional to 25,369.99, 38,070.01 and 14,134.73 is: 21,210.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,369.99 : 38,070.01 = 14,134.73 : x
  2. Step 2: Convert to fraction form
    25,369.99/38,070.01 = 14,134.73/x
  3. Step 3: Cross multiply
    25,369.99x = 38,070.01 × 14,134.73
  4. Step 4: Simplify right side
    25,369.99x = 538,109,353.91
  5. Step 5: Solve for x
    x = 538,109,353.91/25,369.99
  6. Step 6: Final answer
    x = 21,210.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.