Home / 25,783.22-35,578.64-14,298.50

Finding the Fourth Proportional to 25,783.22, 35,578.64 and 14,298.50

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Solution

The fourth proportional to 25,783.22, 35,578.64 and 14,298.50 is: 19,730.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,783.22 : 35,578.64 = 14,298.50 : x
  2. Step 2: Convert to fraction form
    25,783.22/35,578.64 = 14,298.50/x
  3. Step 3: Cross multiply
    25,783.22x = 35,578.64 × 14,298.50
  4. Step 4: Simplify right side
    25,783.22x = 508,721,112.55
  5. Step 5: Solve for x
    x = 508,721,112.55/25,783.22
  6. Step 6: Final answer
    x = 19,730.71

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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.