Home / 12,259.45-16,926.72-9,573.69

Finding the Fourth Proportional to 12,259.45, 16,926.72 and 9,573.69

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Solution

The fourth proportional to 12,259.45, 16,926.72 and 9,573.69 is: 13,218.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,259.45 : 16,926.72 = 9,573.69 : x
  2. Step 2: Convert to fraction form
    12,259.45/16,926.72 = 9,573.69/x
  3. Step 3: Cross multiply
    12,259.45x = 16,926.72 × 9,573.69
  4. Step 4: Simplify right side
    12,259.45x = 162,051,122.13
  5. Step 5: Solve for x
    x = 162,051,122.13/12,259.45
  6. Step 6: Final answer
    x = 13,218.47

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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.