Home / 25,408.49-35,071.13-16,455.65

Finding the Fourth Proportional to 25,408.49, 35,071.13 and 16,455.65

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Solution

The fourth proportional to 25,408.49, 35,071.13 and 16,455.65 is: 22,713.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,408.49 : 35,071.13 = 16,455.65 : x
  2. Step 2: Convert to fraction form
    25,408.49/35,071.13 = 16,455.65/x
  3. Step 3: Cross multiply
    25,408.49x = 35,071.13 × 16,455.65
  4. Step 4: Simplify right side
    25,408.49x = 577,118,240.38
  5. Step 5: Solve for x
    x = 577,118,240.38/25,408.49
  6. Step 6: Final answer
    x = 22,713.60

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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.