Home / 17,810.55-26,722.02-6,720.44

Finding the Fourth Proportional to 17,810.55, 26,722.02 and 6,720.44

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Solution

The fourth proportional to 17,810.55, 26,722.02 and 6,720.44 is: 10,082.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,810.55 : 26,722.02 = 6,720.44 : x
  2. Step 2: Convert to fraction form
    17,810.55/26,722.02 = 6,720.44/x
  3. Step 3: Cross multiply
    17,810.55x = 26,722.02 × 6,720.44
  4. Step 4: Simplify right side
    17,810.55x = 179,583,598.48
  5. Step 5: Solve for x
    x = 179,583,598.48/17,810.55
  6. Step 6: Final answer
    x = 10,082.99

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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.