Home / 31,633.06-47,442.30-21,835.30

Finding the Fourth Proportional to 31,633.06, 47,442.30 and 21,835.30

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Solution

The fourth proportional to 31,633.06, 47,442.30 and 21,835.30 is: 32,747.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,633.06 : 47,442.30 = 21,835.30 : x
  2. Step 2: Convert to fraction form
    31,633.06/47,442.30 = 21,835.30/x
  3. Step 3: Cross multiply
    31,633.06x = 47,442.30 × 21,835.30
  4. Step 4: Simplify right side
    31,633.06x = 1,035,916,853.19
  5. Step 5: Solve for x
    x = 1,035,916,853.19/31,633.06
  6. Step 6: Final answer
    x = 32,747.92

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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.