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Finding the Fourth Proportional to 14,158.34, 21,253.92 and 7,597.34

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Solution

The fourth proportional to 14,158.34, 21,253.92 and 7,597.34 is: 11,404.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,158.34 : 21,253.92 = 7,597.34 : x
  2. Step 2: Convert to fraction form
    14,158.34/21,253.92 = 7,597.34/x
  3. Step 3: Cross multiply
    14,158.34x = 21,253.92 × 7,597.34
  4. Step 4: Simplify right side
    14,158.34x = 161,473,256.57
  5. Step 5: Solve for x
    x = 161,473,256.57/14,158.34
  6. Step 6: Final answer
    x = 11,404.82

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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.