Home / 29,267.37-40,389.08-15,838.62

Finding the Fourth Proportional to 29,267.37, 40,389.08 and 15,838.62

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Solution

The fourth proportional to 29,267.37, 40,389.08 and 15,838.62 is: 21,857.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,267.37 : 40,389.08 = 15,838.62 : x
  2. Step 2: Convert to fraction form
    29,267.37/40,389.08 = 15,838.62/x
  3. Step 3: Cross multiply
    29,267.37x = 40,389.08 × 15,838.62
  4. Step 4: Simplify right side
    29,267.37x = 639,707,362.54
  5. Step 5: Solve for x
    x = 639,707,362.54/29,267.37
  6. Step 6: Final answer
    x = 21,857.35

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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.