Home / 46,521.12-64,222.98-31,493.28

Finding the Fourth Proportional to 46,521.12, 64,222.98 and 31,493.28

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Solution

The fourth proportional to 46,521.12, 64,222.98 and 31,493.28 is: 43,476.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,521.12 : 64,222.98 = 31,493.28 : x
  2. Step 2: Convert to fraction form
    46,521.12/64,222.98 = 31,493.28/x
  3. Step 3: Cross multiply
    46,521.12x = 64,222.98 × 31,493.28
  4. Step 4: Simplify right side
    46,521.12x = 2,022,592,291.57
  5. Step 5: Solve for x
    x = 2,022,592,291.57/46,521.12
  6. Step 6: Final answer
    x = 43,476.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.