Home / 21,697.23-32,534.15-11,707.33

Finding the Fourth Proportional to 21,697.23, 32,534.15 and 11,707.33

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Solution

The fourth proportional to 21,697.23, 32,534.15 and 11,707.33 is: 17,554.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,697.23 : 32,534.15 = 11,707.33 : x
  2. Step 2: Convert to fraction form
    21,697.23/32,534.15 = 11,707.33/x
  3. Step 3: Cross multiply
    21,697.23x = 32,534.15 × 11,707.33
  4. Step 4: Simplify right side
    21,697.23x = 380,888,030.32
  5. Step 5: Solve for x
    x = 380,888,030.32/21,697.23
  6. Step 6: Final answer
    x = 17,554.68

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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.