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Finding the Fourth Proportional to 12,094.52, 16,692.68 and 7,615.22

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Solution

The fourth proportional to 12,094.52, 16,692.68 and 7,615.22 is: 10,510.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,094.52 : 16,692.68 = 7,615.22 : x
  2. Step 2: Convert to fraction form
    12,094.52/16,692.68 = 7,615.22/x
  3. Step 3: Cross multiply
    12,094.52x = 16,692.68 × 7,615.22
  4. Step 4: Simplify right side
    12,094.52x = 127,118,366.16
  5. Step 5: Solve for x
    x = 127,118,366.16/12,094.52
  6. Step 6: Final answer
    x = 10,510.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.