Home / 27,053.08-37,326.84-15,715.86

Finding the Fourth Proportional to 27,053.08, 37,326.84 and 15,715.86

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Solution

The fourth proportional to 27,053.08, 37,326.84 and 15,715.86 is: 21,684.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,053.08 : 37,326.84 = 15,715.86 : x
  2. Step 2: Convert to fraction form
    27,053.08/37,326.84 = 15,715.86/x
  3. Step 3: Cross multiply
    27,053.08x = 37,326.84 × 15,715.86
  4. Step 4: Simplify right side
    27,053.08x = 586,623,391.68
  5. Step 5: Solve for x
    x = 586,623,391.68/27,053.08
  6. Step 6: Final answer
    x = 21,684.16

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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.