Home / 27,586.50-38,070.18-15,012.06

Finding the Fourth Proportional to 27,586.50, 38,070.18 and 15,012.06

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Solution

The fourth proportional to 27,586.50, 38,070.18 and 15,012.06 is: 20,717.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,586.50 : 38,070.18 = 15,012.06 : x
  2. Step 2: Convert to fraction form
    27,586.50/38,070.18 = 15,012.06/x
  3. Step 3: Cross multiply
    27,586.50x = 38,070.18 × 15,012.06
  4. Step 4: Simplify right side
    27,586.50x = 571,511,826.37
  5. Step 5: Solve for x
    x = 571,511,826.37/27,586.50
  6. Step 6: Final answer
    x = 20,717.08

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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.