Home / 27,533.22-37,998.88-15,434.86

Finding the Fourth Proportional to 27,533.22, 37,998.88 and 15,434.86

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Solution

The fourth proportional to 27,533.22, 37,998.88 and 15,434.86 is: 21,301.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,533.22 : 37,998.88 = 15,434.86 : x
  2. Step 2: Convert to fraction form
    27,533.22/37,998.88 = 15,434.86/x
  3. Step 3: Cross multiply
    27,533.22x = 37,998.88 × 15,434.86
  4. Step 4: Simplify right side
    27,533.22x = 586,507,392.96
  5. Step 5: Solve for x
    x = 586,507,392.96/27,533.22
  6. Step 6: Final answer
    x = 21,301.81

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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.