Home / 31,606.46-47,393.81-10,539.04

Finding the Fourth Proportional to 31,606.46, 47,393.81 and 10,539.04

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Solution

The fourth proportional to 31,606.46, 47,393.81 and 10,539.04 is: 15,803.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,606.46 : 47,393.81 = 10,539.04 : x
  2. Step 2: Convert to fraction form
    31,606.46/47,393.81 = 10,539.04/x
  3. Step 3: Cross multiply
    31,606.46x = 47,393.81 × 10,539.04
  4. Step 4: Simplify right side
    31,606.46x = 499,485,140.86
  5. Step 5: Solve for x
    x = 499,485,140.86/31,606.46
  6. Step 6: Final answer
    x = 15,803.26

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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.