Home / 55,622.28-76,759.98-31,748.46

Finding the Fourth Proportional to 55,622.28, 76,759.98 and 31,748.46

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Solution

The fourth proportional to 55,622.28, 76,759.98 and 31,748.46 is: 43,813.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,622.28 : 76,759.98 = 31,748.46 : x
  2. Step 2: Convert to fraction form
    55,622.28/76,759.98 = 31,748.46/x
  3. Step 3: Cross multiply
    55,622.28x = 76,759.98 × 31,748.46
  4. Step 4: Simplify right side
    55,622.28x = 2,437,011,154.63
  5. Step 5: Solve for x
    x = 2,437,011,154.63/55,622.28
  6. Step 6: Final answer
    x = 43,813.58

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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.