Home / 27,103.01-37,400.13-15,772.59

Finding the Fourth Proportional to 27,103.01, 37,400.13 and 15,772.59

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Solution

The fourth proportional to 27,103.01, 37,400.13 and 15,772.59 is: 21,765.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,103.01 : 37,400.13 = 15,772.59 : x
  2. Step 2: Convert to fraction form
    27,103.01/37,400.13 = 15,772.59/x
  3. Step 3: Cross multiply
    27,103.01x = 37,400.13 × 15,772.59
  4. Step 4: Simplify right side
    27,103.01x = 589,896,916.44
  5. Step 5: Solve for x
    x = 589,896,916.44/27,103.01
  6. Step 6: Final answer
    x = 21,765.00

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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.