Home / 21,557.01-32,324.65-6,561.26

Finding the Fourth Proportional to 21,557.01, 32,324.65 and 6,561.26

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Solution

The fourth proportional to 21,557.01, 32,324.65 and 6,561.26 is: 9,838.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,557.01 : 32,324.65 = 6,561.26 : x
  2. Step 2: Convert to fraction form
    21,557.01/32,324.65 = 6,561.26/x
  3. Step 3: Cross multiply
    21,557.01x = 32,324.65 × 6,561.26
  4. Step 4: Simplify right side
    21,557.01x = 212,090,238.63
  5. Step 5: Solve for x
    x = 212,090,238.63/21,557.01
  6. Step 6: Final answer
    x = 9,838.57

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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.