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Finding the Fourth Proportional to 16,245.08, 22,417.94 and 9,075.11

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Solution

The fourth proportional to 16,245.08, 22,417.94 and 9,075.11 is: 12,523.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,245.08 : 22,417.94 = 9,075.11 : x
  2. Step 2: Convert to fraction form
    16,245.08/22,417.94 = 9,075.11/x
  3. Step 3: Cross multiply
    16,245.08x = 22,417.94 × 9,075.11
  4. Step 4: Simplify right side
    16,245.08x = 203,445,345.70
  5. Step 5: Solve for x
    x = 203,445,345.70/16,245.08
  6. Step 6: Final answer
    x = 12,523.50

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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.