Home / 29,337.14-40,485.15-15,908.37

Finding the Fourth Proportional to 29,337.14, 40,485.15 and 15,908.37

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Solution

The fourth proportional to 29,337.14, 40,485.15 and 15,908.37 is: 21,953.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,337.14 : 40,485.15 = 15,908.37 : x
  2. Step 2: Convert to fraction form
    29,337.14/40,485.15 = 15,908.37/x
  3. Step 3: Cross multiply
    29,337.14x = 40,485.15 × 15,908.37
  4. Step 4: Simplify right side
    29,337.14x = 644,052,745.71
  5. Step 5: Solve for x
    x = 644,052,745.71/29,337.14
  6. Step 6: Final answer
    x = 21,953.49

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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.