Home / 39,368.88-54,315.50-27,427.86

Finding the Fourth Proportional to 39,368.88, 54,315.50 and 27,427.86

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Solution

The fourth proportional to 39,368.88, 54,315.50 and 27,427.86 is: 37,841.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,368.88 : 54,315.50 = 27,427.86 : x
  2. Step 2: Convert to fraction form
    39,368.88/54,315.50 = 27,427.86/x
  3. Step 3: Cross multiply
    39,368.88x = 54,315.50 × 27,427.86
  4. Step 4: Simplify right side
    39,368.88x = 1,489,757,792.69
  5. Step 5: Solve for x
    x = 1,489,757,792.69/39,368.88
  6. Step 6: Final answer
    x = 37,841.00

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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.