Home / 19,829.22-29,703.33-11,068.80

Finding the Fourth Proportional to 19,829.22, 29,703.33 and 11,068.80

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Solution

The fourth proportional to 19,829.22, 29,703.33 and 11,068.80 is: 16,580.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,829.22 : 29,703.33 = 11,068.80 : x
  2. Step 2: Convert to fraction form
    19,829.22/29,703.33 = 11,068.80/x
  3. Step 3: Cross multiply
    19,829.22x = 29,703.33 × 11,068.80
  4. Step 4: Simplify right side
    19,829.22x = 328,780,219.10
  5. Step 5: Solve for x
    x = 328,780,219.10/19,829.22
  6. Step 6: Final answer
    x = 16,580.59

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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.