Home / 14,056.23-21,087.09-5,291.22

Finding the Fourth Proportional to 14,056.23, 21,087.09 and 5,291.22

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Solution

The fourth proportional to 14,056.23, 21,087.09 and 5,291.22 is: 7,937.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,056.23 : 21,087.09 = 5,291.22 : x
  2. Step 2: Convert to fraction form
    14,056.23/21,087.09 = 5,291.22/x
  3. Step 3: Cross multiply
    14,056.23x = 21,087.09 × 5,291.22
  4. Step 4: Simplify right side
    14,056.23x = 111,576,432.35
  5. Step 5: Solve for x
    x = 111,576,432.35/14,056.23
  6. Step 6: Final answer
    x = 7,937.86

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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.