Home / 27,602.55-38,091.52-15,027.30

Finding the Fourth Proportional to 27,602.55, 38,091.52 and 15,027.30

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Solution

The fourth proportional to 27,602.55, 38,091.52 and 15,027.30 is: 20,737.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,602.55 : 38,091.52 = 15,027.30 : x
  2. Step 2: Convert to fraction form
    27,602.55/38,091.52 = 15,027.30/x
  3. Step 3: Cross multiply
    27,602.55x = 38,091.52 × 15,027.30
  4. Step 4: Simplify right side
    27,602.55x = 572,412,746.11
  5. Step 5: Solve for x
    x = 572,412,746.11/27,602.55
  6. Step 6: Final answer
    x = 20,737.68

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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.