Home / 29,228.04-40,331.72-17,289.05

Finding the Fourth Proportional to 29,228.04, 40,331.72 and 17,289.05

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Solution

The fourth proportional to 29,228.04, 40,331.72 and 17,289.05 is: 23,857.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,228.04 : 40,331.72 = 17,289.05 : x
  2. Step 2: Convert to fraction form
    29,228.04/40,331.72 = 17,289.05/x
  3. Step 3: Cross multiply
    29,228.04x = 40,331.72 × 17,289.05
  4. Step 4: Simplify right side
    29,228.04x = 697,296,965.23
  5. Step 5: Solve for x
    x = 697,296,965.23/29,228.04
  6. Step 6: Final answer
    x = 23,857.12

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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.