Home / 31,729.32-47,598.03-10,660.32

Finding the Fourth Proportional to 31,729.32, 47,598.03 and 10,660.32

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Solution

The fourth proportional to 31,729.32, 47,598.03 and 10,660.32 is: 15,991.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,729.32 : 47,598.03 = 10,660.32 : x
  2. Step 2: Convert to fraction form
    31,729.32/47,598.03 = 10,660.32/x
  3. Step 3: Cross multiply
    31,729.32x = 47,598.03 × 10,660.32
  4. Step 4: Simplify right side
    31,729.32x = 507,410,231.17
  5. Step 5: Solve for x
    x = 507,410,231.17/31,729.32
  6. Step 6: Final answer
    x = 15,991.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.