Home / 25,402.43-35,055.63-14,072.10

Finding the Fourth Proportional to 25,402.43, 35,055.63 and 14,072.10

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Solution

The fourth proportional to 25,402.43, 35,055.63 and 14,072.10 is: 19,419.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,402.43 : 35,055.63 = 14,072.10 : x
  2. Step 2: Convert to fraction form
    25,402.43/35,055.63 = 14,072.10/x
  3. Step 3: Cross multiply
    25,402.43x = 35,055.63 × 14,072.10
  4. Step 4: Simplify right side
    25,402.43x = 493,306,330.92
  5. Step 5: Solve for x
    x = 493,306,330.92/25,402.43
  6. Step 6: Final answer
    x = 19,419.66

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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.