Home / 27,434.23-37,860.02-15,498.07

Finding the Fourth Proportional to 27,434.23, 37,860.02 and 15,498.07

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Solution

The fourth proportional to 27,434.23, 37,860.02 and 15,498.07 is: 21,387.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,434.23 : 37,860.02 = 15,498.07 : x
  2. Step 2: Convert to fraction form
    27,434.23/37,860.02 = 15,498.07/x
  3. Step 3: Cross multiply
    27,434.23x = 37,860.02 × 15,498.07
  4. Step 4: Simplify right side
    27,434.23x = 586,757,240.16
  5. Step 5: Solve for x
    x = 586,757,240.16/27,434.23
  6. Step 6: Final answer
    x = 21,387.78

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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.