Home / 21,847.88-32,701.32-11,303.38

Finding the Fourth Proportional to 21,847.88, 32,701.32 and 11,303.38

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Solution

The fourth proportional to 21,847.88, 32,701.32 and 11,303.38 is: 16,918.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,847.88 : 32,701.32 = 11,303.38 : x
  2. Step 2: Convert to fraction form
    21,847.88/32,701.32 = 11,303.38/x
  3. Step 3: Cross multiply
    21,847.88x = 32,701.32 × 11,303.38
  4. Step 4: Simplify right side
    21,847.88x = 369,635,364.71
  5. Step 5: Solve for x
    x = 369,635,364.71/21,847.88
  6. Step 6: Final answer
    x = 16,918.60

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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.