Home / 14,656.64-21,988.16-4,267.52

Finding the Fourth Proportional to 14,656.64, 21,988.16 and 4,267.52

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Solution

The fourth proportional to 14,656.64, 21,988.16 and 4,267.52 is: 6,402.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,656.64 : 21,988.16 = 4,267.52 : x
  2. Step 2: Convert to fraction form
    14,656.64/21,988.16 = 4,267.52/x
  3. Step 3: Cross multiply
    14,656.64x = 21,988.16 × 4,267.52
  4. Step 4: Simplify right side
    14,656.64x = 93,834,912.56
  5. Step 5: Solve for x
    x = 93,834,912.56/14,656.64
  6. Step 6: Final answer
    x = 6,402.21

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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.