Home / 27,033.64-37,303.70-18,543.02

Finding the Fourth Proportional to 27,033.64, 37,303.70 and 18,543.02

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Solution

The fourth proportional to 27,033.64, 37,303.70 and 18,543.02 is: 25,587.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,033.64 : 37,303.70 = 18,543.02 : x
  2. Step 2: Convert to fraction form
    27,033.64/37,303.70 = 18,543.02/x
  3. Step 3: Cross multiply
    27,033.64x = 37,303.70 × 18,543.02
  4. Step 4: Simplify right side
    27,033.64x = 691,722,975.94
  5. Step 5: Solve for x
    x = 691,722,975.94/27,033.64
  6. Step 6: Final answer
    x = 25,587.49

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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.