Home / 25,631.34-35,369.81-16,071.63

Finding the Fourth Proportional to 25,631.34, 35,369.81 and 16,071.63

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Solution

The fourth proportional to 25,631.34, 35,369.81 and 16,071.63 is: 22,177.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,631.34 : 35,369.81 = 16,071.63 : x
  2. Step 2: Convert to fraction form
    25,631.34/35,369.81 = 16,071.63/x
  3. Step 3: Cross multiply
    25,631.34x = 35,369.81 × 16,071.63
  4. Step 4: Simplify right side
    25,631.34x = 568,450,573.39
  5. Step 5: Solve for x
    x = 568,450,573.39/25,631.34
  6. Step 6: Final answer
    x = 22,177.95

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1.5x scale

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.