Home / 27,573.85-38,050.52-15,638.29

Finding the Fourth Proportional to 27,573.85, 38,050.52 and 15,638.29

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Solution

The fourth proportional to 27,573.85, 38,050.52 and 15,638.29 is: 21,580.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,573.85 : 38,050.52 = 15,638.29 : x
  2. Step 2: Convert to fraction form
    27,573.85/38,050.52 = 15,638.29/x
  3. Step 3: Cross multiply
    27,573.85x = 38,050.52 × 15,638.29
  4. Step 4: Simplify right side
    27,573.85x = 595,045,151.11
  5. Step 5: Solve for x
    x = 595,045,151.11/27,573.85
  6. Step 6: Final answer
    x = 21,580.06

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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.