Home / 18,300.59-27,457.47-7,201.13

Finding the Fourth Proportional to 18,300.59, 27,457.47 and 7,201.13

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Solution

The fourth proportional to 18,300.59, 27,457.47 and 7,201.13 is: 10,804.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,300.59 : 27,457.47 = 7,201.13 : x
  2. Step 2: Convert to fraction form
    18,300.59/27,457.47 = 7,201.13/x
  3. Step 3: Cross multiply
    18,300.59x = 27,457.47 × 7,201.13
  4. Step 4: Simplify right side
    18,300.59x = 197,724,810.94
  5. Step 5: Solve for x
    x = 197,724,810.94/18,300.59
  6. Step 6: Final answer
    x = 10,804.29

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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.