Home / 51,026.76-76,544.46-13,586.83

Finding the Fourth Proportional to 51,026.76, 76,544.46 and 13,586.83

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Solution

The fourth proportional to 51,026.76, 76,544.46 and 13,586.83 is: 20,381.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,026.76 : 76,544.46 = 13,586.83 : x
  2. Step 2: Convert to fraction form
    51,026.76/76,544.46 = 13,586.83/x
  3. Step 3: Cross multiply
    51,026.76x = 76,544.46 × 13,586.83
  4. Step 4: Simplify right side
    51,026.76x = 1,039,996,374.10
  5. Step 5: Solve for x
    x = 1,039,996,374.10/51,026.76
  6. Step 6: Final answer
    x = 20,381.39

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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.