Home / 39,566.96-54,600.76-21,661.52

Finding the Fourth Proportional to 39,566.96, 54,600.76 and 21,661.52

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Solution

The fourth proportional to 39,566.96, 54,600.76 and 21,661.52 is: 29,892.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,566.96 : 54,600.76 = 21,661.52 : x
  2. Step 2: Convert to fraction form
    39,566.96/54,600.76 = 21,661.52/x
  3. Step 3: Cross multiply
    39,566.96x = 54,600.76 × 21,661.52
  4. Step 4: Simplify right side
    39,566.96x = 1,182,735,454.76
  5. Step 5: Solve for x
    x = 1,182,735,454.76/39,566.96
  6. Step 6: Final answer
    x = 29,892.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.