Home / 29,261.87-40,341.18-18,501.36

Finding the Fourth Proportional to 29,261.87, 40,341.18 and 18,501.36

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Solution

The fourth proportional to 29,261.87, 40,341.18 and 18,501.36 is: 25,506.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,261.87 : 40,341.18 = 18,501.36 : x
  2. Step 2: Convert to fraction form
    29,261.87/40,341.18 = 18,501.36/x
  3. Step 3: Cross multiply
    29,261.87x = 40,341.18 × 18,501.36
  4. Step 4: Simplify right side
    29,261.87x = 746,366,694.00
  5. Step 5: Solve for x
    x = 746,366,694.00/29,261.87
  6. Step 6: Final answer
    x = 25,506.46

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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.