Home / 20,024.61-27,604.48-15,762.01

Finding the Fourth Proportional to 20,024.61, 27,604.48 and 15,762.01

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Solution

The fourth proportional to 20,024.61, 27,604.48 and 15,762.01 is: 21,728.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,024.61 : 27,604.48 = 15,762.01 : x
  2. Step 2: Convert to fraction form
    20,024.61/27,604.48 = 15,762.01/x
  3. Step 3: Cross multiply
    20,024.61x = 27,604.48 × 15,762.01
  4. Step 4: Simplify right side
    20,024.61x = 435,102,089.80
  5. Step 5: Solve for x
    x = 435,102,089.80/20,024.61
  6. Step 6: Final answer
    x = 21,728.37

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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.