Home / 31,658.10-47,480.67-10,883.22

Finding the Fourth Proportional to 31,658.10, 47,480.67 and 10,883.22

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Solution

The fourth proportional to 31,658.10, 47,480.67 and 10,883.22 is: 16,322.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,658.10 : 47,480.67 = 10,883.22 : x
  2. Step 2: Convert to fraction form
    31,658.10/47,480.67 = 10,883.22/x
  3. Step 3: Cross multiply
    31,658.10x = 47,480.67 × 10,883.22
  4. Step 4: Simplify right side
    31,658.10x = 516,742,577.36
  5. Step 5: Solve for x
    x = 516,742,577.36/31,658.10
  6. Step 6: Final answer
    x = 16,322.60

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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.