Home / 21,573.29-32,362.32-9,091.01

Finding the Fourth Proportional to 21,573.29, 32,362.32 and 9,091.01

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Solution

The fourth proportional to 21,573.29, 32,362.32 and 9,091.01 is: 13,637.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,573.29 : 32,362.32 = 9,091.01 : x
  2. Step 2: Convert to fraction form
    21,573.29/32,362.32 = 9,091.01/x
  3. Step 3: Cross multiply
    21,573.29x = 32,362.32 × 9,091.01
  4. Step 4: Simplify right side
    21,573.29x = 294,206,174.74
  5. Step 5: Solve for x
    x = 294,206,174.74/21,573.29
  6. Step 6: Final answer
    x = 13,637.52

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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.