Home / 27,502.21-37,953.03-15,565.33

Finding the Fourth Proportional to 27,502.21, 37,953.03 and 15,565.33

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Solution

The fourth proportional to 27,502.21, 37,953.03 and 15,565.33 is: 21,480.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,502.21 : 37,953.03 = 15,565.33 : x
  2. Step 2: Convert to fraction form
    27,502.21/37,953.03 = 15,565.33/x
  3. Step 3: Cross multiply
    27,502.21x = 37,953.03 × 15,565.33
  4. Step 4: Simplify right side
    27,502.21x = 590,751,436.45
  5. Step 5: Solve for x
    x = 590,751,436.45/27,502.21
  6. Step 6: Final answer
    x = 21,480.14

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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.