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Finding the Fourth Proportional to 15,165.19, 22,751.90 and 8,595.98

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Solution

The fourth proportional to 15,165.19, 22,751.90 and 8,595.98 is: 12,896.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,165.19 : 22,751.90 = 8,595.98 : x
  2. Step 2: Convert to fraction form
    15,165.19/22,751.90 = 8,595.98/x
  3. Step 3: Cross multiply
    15,165.19x = 22,751.90 × 8,595.98
  4. Step 4: Simplify right side
    15,165.19x = 195,574,877.36
  5. Step 5: Solve for x
    x = 195,574,877.36/15,165.19
  6. Step 6: Final answer
    x = 12,896.30

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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.