Home / 11,622.31-16,051.85-9,001.42

Finding the Fourth Proportional to 11,622.31, 16,051.85 and 9,001.42

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Solution

The fourth proportional to 11,622.31, 16,051.85 and 9,001.42 is: 12,432.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,622.31 : 16,051.85 = 9,001.42 : x
  2. Step 2: Convert to fraction form
    11,622.31/16,051.85 = 9,001.42/x
  3. Step 3: Cross multiply
    11,622.31x = 16,051.85 × 9,001.42
  4. Step 4: Simplify right side
    11,622.31x = 144,489,443.63
  5. Step 5: Solve for x
    x = 144,489,443.63/11,622.31
  6. Step 6: Final answer
    x = 12,432.08

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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.