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Finding the Fourth Proportional to 25,051.76, 34,577.64 and 14,447.76

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Solution

The fourth proportional to 25,051.76, 34,577.64 and 14,447.76 is: 19,941.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,051.76 : 34,577.64 = 14,447.76 : x
  2. Step 2: Convert to fraction form
    25,051.76/34,577.64 = 14,447.76/x
  3. Step 3: Cross multiply
    25,051.76x = 34,577.64 × 14,447.76
  4. Step 4: Simplify right side
    25,051.76x = 499,569,444.09
  5. Step 5: Solve for x
    x = 499,569,444.09/25,051.76
  6. Step 6: Final answer
    x = 19,941.49

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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.