Home / 14,094.61-21,133.70-5,330.21

Finding the Fourth Proportional to 14,094.61, 21,133.70 and 5,330.21

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Solution

The fourth proportional to 14,094.61, 21,133.70 and 5,330.21 is: 7,992.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,094.61 : 21,133.70 = 5,330.21 : x
  2. Step 2: Convert to fraction form
    14,094.61/21,133.70 = 5,330.21/x
  3. Step 3: Cross multiply
    14,094.61x = 21,133.70 × 5,330.21
  4. Step 4: Simplify right side
    14,094.61x = 112,646,946.75
  5. Step 5: Solve for x
    x = 112,646,946.75/14,094.61
  6. Step 6: Final answer
    x = 7,992.20

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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.