Home / 27,502.74-37,985.04-18,534.78

Finding the Fourth Proportional to 27,502.74, 37,985.04 and 18,534.78

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Solution

The fourth proportional to 27,502.74, 37,985.04 and 18,534.78 is: 25,599.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,502.74 : 37,985.04 = 18,534.78 : x
  2. Step 2: Convert to fraction form
    27,502.74/37,985.04 = 18,534.78/x
  3. Step 3: Cross multiply
    27,502.74x = 37,985.04 × 18,534.78
  4. Step 4: Simplify right side
    27,502.74x = 704,044,359.69
  5. Step 5: Solve for x
    x = 704,044,359.69/27,502.74
  6. Step 6: Final answer
    x = 25,599.06

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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.