Home / 21,001.06-31,505.73-6,008.32

Finding the Fourth Proportional to 21,001.06, 31,505.73 and 6,008.32

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Solution

The fourth proportional to 21,001.06, 31,505.73 and 6,008.32 is: 9,013.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,001.06 : 31,505.73 = 6,008.32 : x
  2. Step 2: Convert to fraction form
    21,001.06/31,505.73 = 6,008.32/x
  3. Step 3: Cross multiply
    21,001.06x = 31,505.73 × 6,008.32
  4. Step 4: Simplify right side
    21,001.06x = 189,296,507.67
  5. Step 5: Solve for x
    x = 189,296,507.67/21,001.06
  6. Step 6: Final answer
    x = 9,013.66

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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.