Home / 21,899.42-32,848.66-7,108.31

Finding the Fourth Proportional to 21,899.42, 32,848.66 and 7,108.31

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Solution

The fourth proportional to 21,899.42, 32,848.66 and 7,108.31 is: 10,662.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,899.42 : 32,848.66 = 7,108.31 : x
  2. Step 2: Convert to fraction form
    21,899.42/32,848.66 = 7,108.31/x
  3. Step 3: Cross multiply
    21,899.42x = 32,848.66 × 7,108.31
  4. Step 4: Simplify right side
    21,899.42x = 233,498,426.19
  5. Step 5: Solve for x
    x = 233,498,426.19/21,899.42
  6. Step 6: Final answer
    x = 10,662.31

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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.