Home / 25,688.94-35,449.65-16,133.82

Finding the Fourth Proportional to 25,688.94, 35,449.65 and 16,133.82

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Solution

The fourth proportional to 25,688.94, 35,449.65 and 16,133.82 is: 22,263.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,688.94 : 35,449.65 = 16,133.82 : x
  2. Step 2: Convert to fraction form
    25,688.94/35,449.65 = 16,133.82/x
  3. Step 3: Cross multiply
    25,688.94x = 35,449.65 × 16,133.82
  4. Step 4: Simplify right side
    25,688.94x = 571,938,272.16
  5. Step 5: Solve for x
    x = 571,938,272.16/25,688.94
  6. Step 6: Final answer
    x = 22,263.99

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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.