Home / 25,409.49-35,072.51-16,456.65

Finding the Fourth Proportional to 25,409.49, 35,072.51 and 16,456.65

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Solution

The fourth proportional to 25,409.49, 35,072.51 and 16,456.65 is: 22,714.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,409.49 : 35,072.51 = 16,456.65 : x
  2. Step 2: Convert to fraction form
    25,409.49/35,072.51 = 16,456.65/x
  3. Step 3: Cross multiply
    25,409.49x = 35,072.51 × 16,456.65
  4. Step 4: Simplify right side
    25,409.49x = 577,176,021.69
  5. Step 5: Solve for x
    x = 577,176,021.69/25,409.49
  6. Step 6: Final answer
    x = 22,714.98

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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.