Home / 21,563.01-32,333.57-9,866.21

Finding the Fourth Proportional to 21,563.01, 32,333.57 and 9,866.21

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Solution

The fourth proportional to 21,563.01, 32,333.57 and 9,866.21 is: 14,794.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,563.01 : 32,333.57 = 9,866.21 : x
  2. Step 2: Convert to fraction form
    21,563.01/32,333.57 = 9,866.21/x
  3. Step 3: Cross multiply
    21,563.01x = 32,333.57 × 9,866.21
  4. Step 4: Simplify right side
    21,563.01x = 319,009,791.67
  5. Step 5: Solve for x
    x = 319,009,791.67/21,563.01
  6. Step 6: Final answer
    x = 14,794.31

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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.