Home / 31,222.96-46,764.12-21,904.48

Finding the Fourth Proportional to 31,222.96, 46,764.12 and 21,904.48

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Solution

The fourth proportional to 31,222.96, 46,764.12 and 21,904.48 is: 32,807.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,222.96 : 46,764.12 = 21,904.48 : x
  2. Step 2: Convert to fraction form
    31,222.96/46,764.12 = 21,904.48/x
  3. Step 3: Cross multiply
    31,222.96x = 46,764.12 × 21,904.48
  4. Step 4: Simplify right side
    31,222.96x = 1,024,343,731.26
  5. Step 5: Solve for x
    x = 1,024,343,731.26/31,222.96
  6. Step 6: Final answer
    x = 32,807.39

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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.