Home / 17,005.04-25,505.76-10,427.84

Finding the Fourth Proportional to 17,005.04, 25,505.76 and 10,427.84

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Solution

The fourth proportional to 17,005.04, 25,505.76 and 10,427.84 is: 15,640.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,005.04 : 25,505.76 = 10,427.84 : x
  2. Step 2: Convert to fraction form
    17,005.04/25,505.76 = 10,427.84/x
  3. Step 3: Cross multiply
    17,005.04x = 25,505.76 × 10,427.84
  4. Step 4: Simplify right side
    17,005.04x = 265,969,984.36
  5. Step 5: Solve for x
    x = 265,969,984.36/17,005.04
  6. Step 6: Final answer
    x = 15,640.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.