Home / 14,090.40-21,139.44-4,732

Finding the Fourth Proportional to 14,090.40, 21,139.44 and 4,732

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Solution

The fourth proportional to 14,090.40, 21,139.44 and 4,732 is: 7,099.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,090.40 : 21,139.44 = 4,732 : x
  2. Step 2: Convert to fraction form
    14,090.40/21,139.44 = 4,732/x
  3. Step 3: Cross multiply
    14,090.40x = 21,139.44 × 4,732
  4. Step 4: Simplify right side
    14,090.40x = 100,031,830.08
  5. Step 5: Solve for x
    x = 100,031,830.08/14,090.40
  6. Step 6: Final answer
    x = 7,099.29

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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.