Home / 20,041.66-27,658.56-12,085.03

Finding the Fourth Proportional to 20,041.66, 27,658.56 and 12,085.03

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Solution

The fourth proportional to 20,041.66, 27,658.56 and 12,085.03 is: 16,677.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,041.66 : 27,658.56 = 12,085.03 : x
  2. Step 2: Convert to fraction form
    20,041.66/27,658.56 = 12,085.03/x
  3. Step 3: Cross multiply
    20,041.66x = 27,658.56 × 12,085.03
  4. Step 4: Simplify right side
    20,041.66x = 334,254,527.36
  5. Step 5: Solve for x
    x = 334,254,527.36/20,041.66
  6. Step 6: Final answer
    x = 16,677.99

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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.