Home / 18,562.04-27,810.24-12,307.22

Finding the Fourth Proportional to 18,562.04, 27,810.24 and 12,307.22

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Solution

The fourth proportional to 18,562.04, 27,810.24 and 12,307.22 is: 18,439.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,562.04 : 27,810.24 = 12,307.22 : x
  2. Step 2: Convert to fraction form
    18,562.04/27,810.24 = 12,307.22/x
  3. Step 3: Cross multiply
    18,562.04x = 27,810.24 × 12,307.22
  4. Step 4: Simplify right side
    18,562.04x = 342,266,602.88
  5. Step 5: Solve for x
    x = 342,266,602.88/18,562.04
  6. Step 6: Final answer
    x = 18,439.07

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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.