Home / 31,032.40-46,543.99-11,306.35

Finding the Fourth Proportional to 31,032.40, 46,543.99 and 11,306.35

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Solution

The fourth proportional to 31,032.40, 46,543.99 and 11,306.35 is: 16,957.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,032.40 : 46,543.99 = 11,306.35 : x
  2. Step 2: Convert to fraction form
    31,032.40/46,543.99 = 11,306.35/x
  3. Step 3: Cross multiply
    31,032.40x = 46,543.99 × 11,306.35
  4. Step 4: Simplify right side
    31,032.40x = 526,242,641.34
  5. Step 5: Solve for x
    x = 526,242,641.34/31,032.40
  6. Step 6: Final answer
    x = 16,957.85

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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.