Home / 25,402.36-35,054.76-14,072.62

Finding the Fourth Proportional to 25,402.36, 35,054.76 and 14,072.62

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Solution

The fourth proportional to 25,402.36, 35,054.76 and 14,072.62 is: 19,419.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,402.36 : 35,054.76 = 14,072.62 : x
  2. Step 2: Convert to fraction form
    25,402.36/35,054.76 = 14,072.62/x
  3. Step 3: Cross multiply
    25,402.36x = 35,054.76 × 14,072.62
  4. Step 4: Simplify right side
    25,402.36x = 493,312,316.67
  5. Step 5: Solve for x
    x = 493,312,316.67/25,402.36
  6. Step 6: Final answer
    x = 19,419.94

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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.