Home / 25,672.15-35,427.18-14,341.81

Finding the Fourth Proportional to 25,672.15, 35,427.18 and 14,341.81

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Solution

The fourth proportional to 25,672.15, 35,427.18 and 14,341.81 is: 19,791.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,672.15 : 35,427.18 = 14,341.81 : x
  2. Step 2: Convert to fraction form
    25,672.15/35,427.18 = 14,341.81/x
  3. Step 3: Cross multiply
    25,672.15x = 35,427.18 × 14,341.81
  4. Step 4: Simplify right side
    25,672.15x = 508,089,835.36
  5. Step 5: Solve for x
    x = 508,089,835.36/25,672.15
  6. Step 6: Final answer
    x = 19,791.48

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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.