Home / 25,220.72-37,789.47-14,661.11

Finding the Fourth Proportional to 25,220.72, 37,789.47 and 14,661.11

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Solution

The fourth proportional to 25,220.72, 37,789.47 and 14,661.11 is: 21,967.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,220.72 : 37,789.47 = 14,661.11 : x
  2. Step 2: Convert to fraction form
    25,220.72/37,789.47 = 14,661.11/x
  3. Step 3: Cross multiply
    25,220.72x = 37,789.47 × 14,661.11
  4. Step 4: Simplify right side
    25,220.72x = 554,035,670.99
  5. Step 5: Solve for x
    x = 554,035,670.99/25,220.72
  6. Step 6: Final answer
    x = 21,967.48

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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.