Home / 55,394.40-76,446.72-31,523.52

Finding the Fourth Proportional to 55,394.40, 76,446.72 and 31,523.52

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Solution

The fourth proportional to 55,394.40, 76,446.72 and 31,523.52 is: 43,503.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,394.40 : 76,446.72 = 31,523.52 : x
  2. Step 2: Convert to fraction form
    55,394.40/76,446.72 = 31,523.52/x
  3. Step 3: Cross multiply
    55,394.40x = 76,446.72 × 31,523.52
  4. Step 4: Simplify right side
    55,394.40x = 2,409,869,706.85
  5. Step 5: Solve for x
    x = 2,409,869,706.85/55,394.40
  6. Step 6: Final answer
    x = 43,503.85

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1.5x scale

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.