Home / 29,698.40-40,984.78-16,270.24

Finding the Fourth Proportional to 29,698.40, 40,984.78 and 16,270.24

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Solution

The fourth proportional to 29,698.40, 40,984.78 and 16,270.24 is: 22,453.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,698.40 : 40,984.78 = 16,270.24 : x
  2. Step 2: Convert to fraction form
    29,698.40/40,984.78 = 16,270.24/x
  3. Step 3: Cross multiply
    29,698.40x = 40,984.78 × 16,270.24
  4. Step 4: Simplify right side
    29,698.40x = 666,832,206.95
  5. Step 5: Solve for x
    x = 666,832,206.95/29,698.40
  6. Step 6: Final answer
    x = 22,453.47

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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.