Home / 51,044.21-76,560.23-13,607.09

Finding the Fourth Proportional to 51,044.21, 76,560.23 and 13,607.09

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Solution

The fourth proportional to 51,044.21, 76,560.23 and 13,607.09 is: 20,409.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,044.21 : 76,560.23 = 13,607.09 : x
  2. Step 2: Convert to fraction form
    51,044.21/76,560.23 = 13,607.09/x
  3. Step 3: Cross multiply
    51,044.21x = 76,560.23 × 13,607.09
  4. Step 4: Simplify right side
    51,044.21x = 1,041,761,489.19
  5. Step 5: Solve for x
    x = 1,041,761,489.19/51,044.21
  6. Step 6: Final answer
    x = 20,409.01

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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.